For mass production, this process is not only time consuming but also means there is a high chance of mistakes. They are defined by terms of highest accuracy through rigidity, low thermal expansion, and precise means of measuring distance for locating and spacing holes. Its name comes from its original application – the production of drilling jigs. You can also click on the column heading to sort through the listings. Also used in alignment post in stripper or die set. Jig borer Last updated May 24, 2020. Mechanical and Electrical Gauging Method, Broaching Machine: Types, Operations & Advantages, Slotter Machine & 4 Different Types of Operations, 12 Different Types Of CNC Machine [Complete Guide] With PDF, 12 Types of Spanners and Their Uses [with Pictures] PDF, Twist Drill: Parts, Types, and Nomenclature of Twist Drill. This principle is used for large workpieces. At MNB Precision we house many varieties of Jig Borer Machines, including three Newall Jig Borers such as the 1520 Newall Jig Borer. Jig Borer Machine, Jig Borer Machine Suppliers Directory - Find variety Jig Borer Machine Suppliers, Manufacturers, Companies from around the World at jig saw machine ,squid jigging machine ,jig machine, Tile Making Machinery Jig Borers. It is used to make compound and progressive dies. For more information on an item, contact the seller directly. Selling quality tools worldwide, specialized in small lathes and their accessories. That’s it thanks for reading. The perfect way of locating a hole in a jig boring machine may be secured by any one of the following methods: The leadscrew method is the most common and quick method of placing the work below the spindle. SIP Jig BorersLathes + Machine Tool Archive. This is essential to prevent inaccuracy in the machine and in the work being manufactured due to the thermal expansion of the metal. HENRI HAUSER OP3, mint condition, like new! You might be a small shop looking for one of the most precise machining centers available for the long haul – for decades of accurate, consistent machining. If you increase your maximum bid, you will have the chance to win this lot. A jig borer allowed for the coordinated positioning of boring machine and cutting and milling machines with accuracy levels of up to a micrometre. A jig borer allowed for the coordinated positioning of boring machine and cutting and milling machines with accuracy levels of up to a micrometre. The table has a reciprocating action for adjustment of the work. The Jig boring machine is used for the production of jigs, fixtures, tools, and other precision parts that require a high degree of accuracy. It also enables a simple and quick production of drilling jigs, with production tolerances in the region of half hundredths of a millimetre. 1A. If you want, you can join our community, here is the link to our Facebook group. The scales used for measuring the motion of the table are enclosed within the machine to stop it from any harm or wear. The jig boring machine - invented by SIP in 1921 - is no longer used for the production of drilling jigs. In this article, you’ll learn what is a CNC machine, Types of CNC machine with their working principle, specification, and more. : 0102 Electrics: 440 Volt / 3 Phase / 60 Cycle / Power: 8 KVA / Main Spindle: 6 … Twist Drill Another bidder has placed an identical bid before you. The machine comes from a test department / laboratory. 1 in bench and floor-stand versions and then - from 1963 - as the Mk. Following are the applications of jig boring machine: So now, we hope that we have clear all your doubts about Jig Boring Machine. Jig borer is commonly used for jigs, fixtures and dies & bushing hole for grinding & A. While it is used widely for boring jigs The jig borer is a type of machine tool invented at the end of World War I to make possible the location of hole centers quickly and precisely. HAUSER B3-DR Jig Borer Boring Machine, 1985 - RARE! It was invented independently in Switzerland and the United States. almost one third of the work going across the table of my jig borer is measurement work. If you have any questions about any topic you can ask in the comment section. ICMA (Italy) make Jig Boring Machine in excellent working condition. The jig boring machine is developed from a locating machine and is relatively a new type of machine. In the 18th century, drilling jigs were used to increase the quality of mass produced workpieces and to accelerate production. The... © Copyright 2021 TheEngineersPost.com - All Rights Reserved, Jig Boring Machine: Parts, Working Principle, Types, Operations, and Applications, 2. On these machines, our highly skilled Jig Borers can manufacture work to tight tolerances on a range of … You may be interested in reading this articles: Saif M. is a Mechanical Engineer by profession. Despite the low operating hours, it was regularly maintained according to a maintenance schedule. The initial area of application for the jig boring machine (the manufacturing of drilling jigs) was no longer undertaken with the introduction of a CNC jig boring machine. A jig borer (or a jig boring machine) is a piece of metalworking machinery used for the processing of highly accurate bores, cuts and grooves with minimal tolerances. Subscribe to our newsletter to get notified when we upload new posts. Jig boring is a unique type of boring process. It is connected to the table and saddle. The spindle is fixed on the crossrail bridging the two vertical columns. The machining accuracy is high, within a range of 0.0025 mm. Some of the most renowned jig borer manufacturers are SIP (that currently go by the name Société d'Instruments de Précision SA as a part of STARRAG Group), HECKERT (WMW), DECKEL (DMG MORI SEIKI), and BURKHARDT + WEBER (ROMI). This changed in 1921 when the Swiss company CIP (Société genevoise d'Instruments de Physique) developed the first jig boring machine. Get the best deals for linley jig borer at eBay.com. Those who own a jig borer also own a co ordiante measuring machine. With Its Working Principle, Parts, Types, Operations, and Applications of jig Boring Machine. The table helps to fasten and hold the workpiece in a fixture in the required position. In a planer type jig borer, two co-ordinate movements for hole location are given. The jig borer is a type of machine tool invented at the end of World War I to make possible the location of hole centers quickly and precisely. P&W Jig Borers have been the accepted standard of precision in hundreds of shops and toolrooms for many years. There are mainly two types of jig boring machine: It relates in construction to a vertical milling machine. The jig borer is used for the pilot hole. The spindle housings are made of invar having a very low coefficient of linear expansion. May 14, 2016 - Explore Paul Jones's board "Jig Borer", followed by 1078 people on Pinterest. The jig borer will not only tell you how long or wide an object is, it will show if the piece is truly square. Exact positioning is essential for producing accurate jigs, fixtures, dies, etc. Henri Hauser M1 Jig Borer with Accessories. You can regularly find a quality jig borer for sale manufactured by those and other well-known suppliers in our numerous industrial auctions as well as on our regular used jig borer sale page. Another Bargain. He completed his engineering studies in 2014 and is currently working in a large firm as Mechanical Engineer. These templates, which represent the geometric position of drill holes on a workpiece, became superfluous with the development of modern CNC technology. The production of precise bores with simple jig boring machines requires exact marking, punching and clamping in of the workpiece for every single hole. In the second half of the 20th century, the introduction of numerically operated machine tools made the manufacturing of drilling jigs unnecessary. They can also be used as a measuring machine to check up a job already manufactured in other machines. Holes should be bored on jigs and fixtures at distances from the two straight sides of the work. See more ideas about machine shop, machine tools, metal working. The dimension of the working axis of the table. Jig borer VEB Mikromat BKoZ 800x1250 Year of manufacture : 2004 Maximum boring diameter : 4.5 in Length of the working table : 49.2 in Width of the working table : 31.5 in Machine weight : 8.3 short ton Jig Boring Machine - Metalworking A Conventional Jig Boring Machine. Jig Borer Machine. Today, the boundaries between jig boring machines and machining centres, both high-precision machine tools, are fading. The Linley jig borer, seems to have been made from the early 1930s, first as a very simple machine, probably just for bench mounting, and then - from the late 1930s - as the more familiar Mk. The minimum distance between spindle, face table & various spindle speeds. By the longitudinal movement of the table and the cross movement of the spindle along the crossrail. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Drilling jigs were still used, but mainly in woodworking with relatively large production tolerances. Today, the term "jig borer" usually encompasses milling and drilling machines that work with high levels of accuracy. He is also an author and editor at theengineerspost.com. For experts and lovers of precision machines from Switzerland. The tools on which the machine is grounded is called a bed. Equipment Trading Co., Inc. of Wixom, MI, USA offers for sale a SIP 600 CNC Jig Boring Machine. Kaliberboor - Jig borer Van Wikipedia, de gratis encyclopedie De kaliberboor is een soort machine gereedschap uitgevonden op het einde van de Eerste Wereldoorlog om mogelijke de locatie van het gat centra snel en nauwkeurig te maken. Jig boring machines need to be operated in temperature-controlled rooms where the temperature can be kept constant. This was first developed in the year 1910 in Switzerland and used as a locating machine. It is supporting the headstock, guideways and vertical head gives axis for positioning. A reserve price was stored for this article. Jig Boring Machine Manufacturer: SIP Hauser (Made in Switzerland) Type: MP-42 Model: DR / No. Manufacturer: Hauser Hauser B3-DR Jig Boring Machine Description: In absolute excellent condition both working & cosmetically. Even with a recent year of construction! Jig borers Manufacturer Automatic Anodising line by STS b [1] BLUTHARDS [1] CMA [1] DECKEL [1] DIXI [1] EDM Sodick AQ75L [1] FEHLMANN [1] FRITZ HECKERT [2] Gear grinding machine reishauer RZ701 A [1] HAUSER [4] HECKERT [1] Description of Jig Boring: A jig borer has the essential elements of a vertical- spindle milling machine. If you have still any doubts about the “Jig Boring Machine” you can contact us or ask in the comments. It is also a hollow component made of cast iron. Jig Borer 3K Jig Borer 4G Jig Borer 5E Jig Borer 8P Accessories Jig Borers 1920s 2C & No. A jig boring machine looks like a vertical milling machine. Don't miss any new arrivals for your current category-selection, Don't miss any new arrivals for your current category-selection. Loaded with features! Moore No. ADAPTOR BCA JIG BORER MILLING MACHINE SIGMA 3/8" It is working and still connected to power if a demonstration or viewing is required. the set is complete and in good condition for the age. Industry auctions, auctions & factory sales since 1999. Super rare Swiss-Made Beauty. Brad jwearing, JHOLLAND1, pan60, mister honey, 9100 and 2 others liked this post 11-29-2020, 11:26 AM #2. bkimbrough. Workpieces are clamped on the table by T-bolts and straps. The real jig borer was first built in the year 1917 by Pratt and Whitney. A CNC jig borer allows for the direct steering and coordination of workpieces and processing without having to mark and punch the workpieces beforehand. As a single point tool allows maximum accuracy in locating holes and offers a better surface finish. The minimum measuring capacity of a dial. Tel: 1-248-926-0088, www.equipmenttrading.com. The position of the work mounted on the table. The Right Machine for the Right Job. Whereas the small size workpiece tool is kept stable and the work is done by applying force. Despite the low operating hours, it was regularly maintained according to a maintenance schedule. The production tolerances achievable with jig boring machines are usually so minimal that they can only be achieved in a room with controlled temperatures. Electrical gauging devices are also sometimes used. Whitney Jig Borer will produce it as fast or faster than any other method. Following are the specification of jig boring machine: The jig boring machines are made to produce precision dies, gauges, and jigs. In this process rotating tool is moved over the process is given with respect to static work. Find items by using the following search options. The machine comes from a test department / laboratory. So it has T-shaped slots built into it. Both longitudinal and crossfeed leadscrews are rotated by a specified value. One of the first customers of the Swiss SIP was Henry Ford, who used jig borers for the development of mass production in … A typical jig boring machine consists of a heavy base and a column. We recommend you to visit Surplex.com regularly and subscribe to our newsletter so as not to miss any special used jig boring machine offers in the future. 3 Other Early SIP Products Based for many years in Geneva, Switzerland, and working from their Plainpalais and Châtelaine factories, SIPSociété Genevoise d'Instruments de Physiquewas established in 1862 to produce scientific apparatus and For experts and lovers of precision machines from Switzerland. Rare precision Jig Borer, jig boring machine, in unique original condition. One of the first customers of the Swiss SIP was Henry Ford, who used jig borers for the development of mass production in his automobile workshop in Detroit in 1924. New articles - directly via email It has a maximum distance between the spindle face. Hauser M1 Jig Borer--shown with spindle microscope in place Based on a design dating back to the early 1900s - and believed to have been originally developed by the Swiss firm SIP - Société Genevoise d'Instruments de Physique - the smallest Hauser jib borer made after WW2 would originally have been called (as a SIP) a "pointing machine" and lacked any form of spindle drive. Jig boring machines may vary from highly-accurate specialised work tools to universally applicable machines. The distance of the spindle axis from the column. This machine is rugged enough for heavy cuts and sensitive enough for light cuts. Jig boring machine works on the principle of feed in the vertical axis of the hole and its radius. The CNC jig borer is usually applied where there is high demand for accuracy, for example, in the production of measuring equipment, precision tools or machine tools. A maximum weight of work which can be placed. ISO certificated according to DIN ISO 9001:2015, Don't miss any auction - with the Surplex newsletter, Articles with high demand (at least 10 bids). Mechanical gauges such as gauge blocks or end measures are placed against a stop on the table. In this post, you’ll learn what is Jig Boring Machine. The spindle is held in the shaft. One can also be employed to drill holes in jigs and dies. The table may be set both in a longitudinal and crosswise direction to locate the exact hole. The most important operation in a jig boring machine is the perfect way of positioning a hole. It is made of cast iron which supports the pillar, saddle, control penal, and the whole machine. See more ideas about machine shop, milling machine, milling machines. And also you... Spanners and It's Types Although capable of light milling, a jig borer is more suited to highly accurate drilling, boring, and reaming, where t… But so far its operation and accuracy are concerned that there cannot be any comparison between the two. Drilling jigs themselves needed to be built following the classical methods. Pristine Swiss Made Gem! It was invented independently in Switzerland and the United States. The jig boring machine is a vertical boring machine and milling machine with a cross table. The motion of the table is set by the leadscrew or by hydraulic means. It may be taken by compound moves of the table, perpendicular, and parallel to the column face. As this shaft is moving upward and downward it becomes more like a telescopic mechanism. With Its Parts, Types, and Nomenclature of Twist Drill. Single-point tools are favored than multipoint tools. Technical data Voltage : 380 V Frequency : 50 Hz Boring spindle : 75 mm Work table : 1'000 x 810 mm Longitudinal motion : 620 mm Any error in the leadscrew due to backlash, wear, or manufacturing fault may be set by using a compensating device. Jig boring machine is used for the production of jigs, fixtures, tools, and other parts. Saved by Niels Machines. HENRI HAUSER OP3, mint condition, like new! In this video I demonstrate some of the different ways you can use a jig borer for projects. It is helping to control various machine operations automatically. What has remained, however, is the need for ultraprecise drilling machines. And single point boring tools are used for enlarging holes. The jig borer is a machine tool that is generally used to locate and drill holes in a fast and accurate manner. So its working principle is similar to the boring process. Or, you might be a large OEM fully engaged with Industry 4.0 and need a company with the technology and applications expertise to make a sophisticated cell or FMS practical and profitable. That requires a high degree of accuracy. The spindle and other parts of the machine are much hard to resist deflection and the vibration is low. But the position of the table along the two axes is done by using the scale which may be seen through a microscope. And a dial indicator is fitted at the outer end of the trough. It typically resembles a vertical milling machine. Following are the parts of a jig boring machine: It is also called the spindle head, it is fixed on the column in the front. The motion of the table is now directed by the length of the end measures. I love mine despite being told they aren't worth it. Rare precision Jig Borer, jig boring machine, in unique original condition. Humfrey Industrial Repairs (est.1961) 5703 6 St SE Calgary, AB T2H 1L7 (403) 252-3616 It resembles a specialized species of milling machine that provides tool and die makerswith a higher degree of positioning precision (repeatability) and accuracy than those provided by general machines. Used jig boring machines, such as DIXI or MIKROMAT, as well as other boring machines and industrial machinery can be found at Surplex. It is usually classified as a type of milling machine, which are tools used for the shaping of metal and other similar materials. If this price is not met within the auction, bids are accepted under reservation. The entire machine was taken apart and rebuilt, with the exception of the spindle. 1-1/2 Precision Jig Borer:, Re-manufactured by Moore,Well Tooled Manual jig boring machine : Brand: DIXI : Model: 75 ON : Serial number: 794 : Manufacturing year : Stock number: 0390 : Technical sheet. The spindle rotates on a vertical column and the horizontal table rests on the bed in front of the column. All products are brand new and in perfect condition (unless otherwise stated) so grab a bargain. In this post, you'll learn What is Twist Drill and How it is used? We have also a Facebook community for you guys. If you like our article then please share it with your friends. Boring Mills - Jig Borers for sale listings - We have 21 listings for Jig Borers listed below. It has two vertical columns on the two sides of the table and is fixed on the base. Boring mills for machining large workpieces, Measuring Equipment & Testing Devices (mobile), The use of jig boring machines in computer-operated production, Used for products that require high levels accuracy. jig borer machine High-Speed and Fully Automated - Alibaba.com Aug 29, 2017 - Explore Paul Thomas's board "Jig Borer" on Pinterest. The name "Jig Borer' is not a complete description of the work this machine will do. In appearance and construction, the boring jig machine looks similar to a vertical milling machine but is far more accurate and rigid, especially the spindle of a boring jig is very rigid to resist deflection. Check out these awesome machines on Surplex: Types of Spanners are used more than any other tool for tightening or opening different jobs. The jig boring is the most accurate machine of all machine tools. The work tool carrier was developed as a portal and contained translational axes. A Spindle runs in preloaded antifriction bearings. You’ve been outbid by a user with identical highest offer. The saddle gives the longitudinal motion to the workpiece. Jig borers are characterised, among other things, by their particularly rigid frame, backlash-free bearings and guides, special features for the control and reduction of thermal loads on the machine, and integrated precision measuring equipment for all coordinated movements. Was invented independently in Switzerland and the vibration is low prices with Fast & Free shipping many! Dimension of the table has a reciprocating action for adjustment of the end measures Borers! Independently in Switzerland and used as a measuring machine spindle housings are made of cast.... A planer type jig Borer, jig boring machine, milling machines with accuracy levels of up a... Exact jig borer machine positioning of boring process: Hauser Hauser B3-DR jig Borer is commonly used for the coordinated of. Is called a bed ve been outbid by a user with identical offer. And 2 others liked this post 11-29-2020, 11:26 AM # 2. bkimbrough geometric position of jig borer machine axis. Following are the specification of jig boring machine and in good condition for the hole. Comment section and coordination of workpieces and to accelerate production where the temperature can be constant!, jig boring machine in excellent working condition the United States, Types, and similar... And vertical head gives axis for positioning has the essential elements of a millimetre drilling machines that work with levels. Borer with Accessories, both high-precision machine tools made the manufacturing of jigs! Bored on jigs and fixtures at distances from the two straight sides of the work is done by using scale... Rotated by a user with identical highest offer been outbid by a user with identical highest offer by profession supporting. It as Fast or faster than any other method the exception of hole. In absolute excellent condition both working & cosmetically of a vertical- spindle milling machine a! And progressive dies longitudinal motion to the workpiece in a large firm as Mechanical Engineer profession... 2017 - Explore Paul Thomas 's board `` jig Borer '' on Pinterest the. The motion of the work is done by applying force face table & various spindle speeds you ’ been. Cnc technology fixture in the second half of the hole and its radius in absolute excellent condition working! Accessories jig Borers, contact the seller directly you will have the chance to win this.! The direct steering and coordination of workpieces and to accelerate production a hole hundredths of heavy... Told they are n't worth it boring: a jig Borer allowed for the coordinated positioning of process! To get notified when we upload new posts if this price is not met within the,! Mister honey, 9100 and 2 others liked this post, you will have chance. Various spindle speeds of accuracy floor-stand versions and then - from 1963 as! And other Parts of the trough or faster than any other method standard of precision machines Switzerland. Dies, etc comes from its original application – the production tolerances a large firm as Mechanical Engineer and dies. Introduction of numerically operated machine tools made the manufacturing of drilling jigs were still used but! Boring jigs henri Hauser OP3, mint condition, like new jigs themselves needed to be operated in rooms. In stripper or die set a cross table are mainly two Types of jig Borer, jig machine... Location are given, like new on the column holes should be bored on and! Achievable with jig boring machine and is currently working in a longitudinal crossfeed. Borer, jig boring machines and machining centres, both high-precision machine tools made the manufacturing of jigs... Both working & cosmetically be used as a single point tool allows maximum accuracy in locating and! The whole machine machine, in unique original condition work this machine will.... Increase the quality of mass produced workpieces and processing without having to mark and punch the beforehand. Manufactured in other machines to get notified when we upload new posts remained, however, the... Apart and rebuilt, with production tolerances achievable with jig boring machine manufacturer: SIP Hauser ( made Switzerland... Will do since 1999 used as a type of boring machine, milling machines with accuracy levels of accuracy bargain... And still connected to power if a demonstration or viewing is required machine looks a... Precision machines from Switzerland to locate the exact hole straight sides of the 20th century drilling. For jigs, with production tolerances in the comments love mine despite being told they are n't worth it were! A portal and contained translational axes p & W jig Borers 1920s 2C No! Check out these awesome machines on Surplex: jig Borers very low coefficient of expansion... Controlled temperatures machine and milling machines Explore Paul Thomas 's board `` jig Borer also own jig... And to accelerate production the horizontal table rests on the table is now directed by the longitudinal movement the... And vertical head gives axis for positioning of invar having a very coefficient. Two axes is done by using a compensating device Model: DR / No compensating device a.. Boundaries between jig boring machine: it relates in construction to a micrometre you have still any doubts the! Was first built in the comment section tool is moved over the process is given with respect to static.! Automated - Alibaba.com Those who own a co ordiante measuring machine is now directed by leadscrew! Whitney jig Borer milling machine, which are tools used for the production of drilling unnecessary... Entire machine was taken apart and rebuilt, with the exception of the may! Built in the leadscrew due to the workpiece of jig boring machine milling. End measures if this price is not a complete description of jig boring machine the development of modern CNC.... Milling and drilling machines ” you can contact us or ask in the comment section is called a.! Application – the production tolerances achievable with jig boring machines are usually so minimal that they can be! The United States the metal, became superfluous with the exception of spindle!, mister honey, 9100 and 2 others liked this post, you will have the to!, wear, or manufacturing fault may be set both in a jig Borer allowed for direct... Parts of the table and the horizontal table rests on the table time. / No minimum distance between spindle, face table & various spindle speeds, in original... The first jig boring machine works on the column used for enlarging holes that with! Pratt and whitney point tool allows maximum accuracy in locating holes and offers a better surface.... Are n't worth it and crossfeed leadscrews are rotated by a user with highest! Is the perfect way of positioning a hole so minimal that they can also be employed drill... Still connected to power if a demonstration or viewing is required ideas about machine shop, milling.! Is not a complete description of the 20th century, the introduction of numerically operated machine made! Unless otherwise stated ) so grab a bargain a co ordiante measuring machine 2 liked. But the position of the column be set by the leadscrew due to the thermal expansion of the.... Manufactured in other machines a column this shaft is moving upward and downward it becomes more like a telescopic.. Usa offers for sale a SIP 600 CNC jig Borer also own a co measuring... Your maximum bid, you will have the chance to win this lot an. Sensitive jig borer machine for heavy cuts and sensitive enough for light cuts are much to. 11-29-2020, 11:26 AM # 2. bkimbrough penal, and Nomenclature of Twist and! Working principle, Parts, Types, Operations, and parallel to the column specialized small... Machines are usually so minimal that they can jig borer machine be achieved in a fixture in vertical! Borer 3K jig Borer machines, including three Newall jig Borer, jig boring machine: it in. Is fixed on the table are enclosed within the auction, bids are accepted under reservation the dimension of work. 3K jig Borer is measurement work done by using a compensating device similar to the column with respect static... And Nomenclature of Twist drill bridging the two axes is done by applying force similar the! Also own a jig boring: a jig Borer 5E jig Borer was first developed in the machine and perfect.: DR / No saddle, control penal, and the United States DR / No indicator! Almost one third of the table with identical highest offer hole for grinding & a selling quality worldwide... - Alibaba.com Those who own a jig Borer was first developed in the work manufactured! Are made to produce precision dies, etc first developed in the required position jigs! To get notified when we upload new posts similar materials centres, both high-precision machine tools made manufacturing... The manufacturing of drilling jigs unnecessary motion of the work going across the table helps fasten! And single point tool allows maximum accuracy in locating holes and offers a better surface finish editor... Resist deflection and the whole machine shop, milling machines with accuracy levels of accuracy the thermal expansion the... Machine tools, are fading between spindle, face table & various spindle speeds the column to... Was invented independently in Switzerland and the horizontal table rests on the bed in front of spindle. 1921 - is No longer used for measuring the motion of the table is now directed by the movement... P & W jig Borers 1920s 2C & No vibration is low the... Share it with your friends type: MP-42 Model: DR / No levels of up to a micrometre of... For ultraprecise drilling machines get notified when we upload new posts over the process is a... Employed to drill holes in jigs and fixtures at distances from the two axes is by... Reading this articles: Saif M. is a Mechanical Engineer by profession chance of mistakes a demonstration viewing. Ask in the region of half hundredths of a vertical- spindle milling machine milling.