Used Weiler Praktikus Cnc for sale (205)

Condition: excellent (used), Year of construction: 1990, functionality: fully functional, L+Z Lathe WEILER Praktikant 160 – Partially Overhauled The machine is in very good used condition – delivery upon request, delivery time by arrangement! ✅ Technical Data Year of manufacture: approx. 1990 Digital readout: 3-axis (NEW) Max. turning diameter over bed: approx. Ø 320 mm Max. turning diameter over cross slide: approx. Ø 198 mm Max. turning length: approx. 650 mm Bar capacity: approx. Ø 40 mm Spindle speed: 96 – 2500 rpm Spindle nose: A 2 - 5 Drive power: approx. 2.2 kW Thread cutting: metric, imperial, DP, module Tailstock: MT 3 Dimensions (LxWxH): approx. 1700 x 1000 x 1700 mm Weight: approx. 650 kg ✅ Accessories 3-jaw chuck 160 mm (NEW) Quick-change tool post + 1 insert Electric chuck guard (NEW) Work lamp (NEW) Complete machine documentation Emergency stop Various chuck keys Coolant system L+Z spindle guard Machine mounts Optional: additional quick-change holders, drill chuck, live centre, collet attachment 386E + collet set 386E (NEW) Knsdpfx Afexl Eydoioc Transport, installation & commissioning optional ✅ Condition Machine partially overhauled Very good used condition Delivery upon request – delivery time by arrangement (subject to prior sale)

Condition: new, Lead and spindle lathe WEILER COMMODOR 180 GSD / New - Unused - Show machine / Zero operating hours - CE marking - 3-axis digital readout - Distance between centers 1000mm - Center height 180mm - Spindle bore 56mm - Swing diameter over bed 380mm - Swing diameter over cross slide 215mm - Speed range / gearbox 25-2000 rpm - Automatic longitudinal / cross feeds - Threads / inch / metric / diametral - Tailstock / quill taper MK 4 - Quill stroke 150mm - Coolant device - Multifix with tool holder - 3-jaw chuck 200mm - Work light - Chip guard - Documentation Dimensions: LxWxH 2.6x1.6x1.7 meters / Weight 2000Kg Errors / input mistakes reserved Kjdpfx Aswqrkcjfijnc

Year of construction: 1977, condition: used, Weiler Matador VS2 lathe year ca.1977 with collets , collet tube , three-jaw chuck , Multifix. Guide in the front area shrunk. Machine in a ready to use condition , After consultation under power ready for demonstration. Kedpfsmdn Dxox Afisnc

Condition: like new (used), Year of construction: 1997, functionality: fully functional, Weiler Commodor 230 Lead and Feed Screw Lathe with 3-Axis Digital Readout K&C NEW Excellent Original Condition CE !!! Technical Data: >> Year of manufacture: 1997 Machine no. 330 >> Centre height: 230 mm >> Centre distance: 1,000 mm >> Spindle speeds: from 13 to 2,000 rpm >> Spindle bore: 56 mm >> Short taper spindle nose DIN 55027, size 6 with bayonet lock >> Tailstock: Morse taper 4 >> Feeds: from 0.026 to 0.888 mm/rev >> Thread cutting: metric, imperial, module, and diametral pitch >> Metric thread pitches: from 0.35 to 12 mm >> Weight: approx. 2,000 kg >> Spindle brake engageable >> Drive power: 7.5 kW >> Length: 2.2 m, Height: 1.5 m, Depth: 1.0 m Accessories and Equipment: >> 3-axis digital readout from K&C, brand new, 12-month manufacturer's warranty with user manual Functions: mm/inch switch-over, coordinate selection ABS/INC, value halving, reference mark, 200-tool memory, taper calculation, radius/diameter, quick zeroing, counting direction toggle Ksdpfsxfu Spjx Afionc >> 3-jaw chuck NEW 200 mm, 2 sets of jaws >> Multifix size B with 3 tool holders >> Bed stop >> Fixed steady rest >> Machine lamp >> Coolant system About the machine: For sale is a Weiler Commodor 230 lathe in excellent original condition with CE conformity. The Commodor 230 is one of the largest manual lathes manufactured by Weiler—a very robust and high-performance machine. The new K&C 3-axis digital readout makes operation even easier and more precise. The machine has been electrically and mechanically inspected in our workshop. A full oil change has been carried out. This newer generation of Weiler lathes is particularly user-friendly. You are welcome to view and test the machine under power at our premises.

Condition: used, turning diameter over bed 260 mm turning diameter over slide rest 140 mm turning length 500 mm centre height 125 mm bed width 160 mm spindle turning speed range 16: 110-3600 U/min spindle bore 28 mm face slide travel 120 mm upper slide-adjustment 120 mm tailstock quill taper MT 2 tailstock quill adjustment 80 mm drive motor 0,37 / 0,88 kW weight of the machine ca. 350 kg dimensions of the machine ca. 1,3 x 0,6 x 1,2 m Knedpfx Asvtthiefioc Mechanic's lathe with manual feed and spindle support, drive via V-belt and stepped pulleys as well as 2-pole motor, hardened, finely ground work spindle, support adjustment over the entire bed length using eccentric clamping lever, three-jaw chuck, collet device with pliers, crank tailstock, cast base. Machine dealer with own stock of 1600 m².

Condition: used, Year of construction: 1984, - K+C 3-axis position indicator - Bison 3204-160 3-jaw lathe chuck - Collet chuck + various collets - Chuck guard - Multifix - Coolant system - Chip deflector - Full service completed (oil change, belt change, etc.) - Year of manufacture 1984 Specifications - Swing over bed: 330 mm - Swing over cross slide: 185 mm - Turning length between centers: 750 mm Knjdpfx Afov U Dlzeioc - Turning length between centers with covered lead screw and feed screw: 650 mm - Center height: 165 mm - Bed width: 240 mm Lathe spindle: - Spindle head DIN 55027: Size 5 - or similar DIN 55029 (Camlock D1): Size 4 - Spindle diameter in front bearing: 70 mm - Spindle bore: 40 mm - Internal taper according to DIN 228: MT5 - Centering point according to DIN 806: MT3 - Maximum faceplate diameter: 280 mm - Standard chuck diameter: 160 mm - Maximum chuck diameter: 200 mm Tool slide: - Guide length of the bed slide: 365 mm - Cross slide travel: 175 mm - Cross slide spindle pitch: 3 mm - Cross slide width: 140 mm - Top slide travel: 140 mm - Top slide spindle pitch: 3 mm Tailstock: - Quill stroke: 110 mm - Quill diameter: 50 mm - Taper DIN 228: MT3 Spindle speeds: - Number: 16 / 32 - Range: 45-2800 / 22-2800 rpm Feeds: - Number: 120 - Standard longitudinal range over gears, metric/inch: 0.016 - 0.25 mm/rev - Standard longitudinal range over timing belts, metric/inch: 0.022 - 0.5 mm/rev - Steep longitudinal range over gears, metric/inch: 0.125 - 2 mm/rev - Steep longitudinal range over timing belts, metric/inch: 0.045 - 4 mm/rev - Face feeds: 0.3733 x longitudinal feed Thread pitches: - Standard metric: 0.18 - 28 mm - Standard inch: 80 - 1 1/2 thread - Module: 0.1 - 9 mm - Diametrical pitch: 200 - 2 3/4 thread - High-helix thread device: 8-axis - Lead screw pitch: 6 mm / 4 threads/in Workpiece weights: - Between centers without steady rests: 160 kg - Between centers with steady rests: 50 kg - Maximum workpiece weight (incl. clamping device): 125 kg Electrical specifications: - Motor power: 3 kW - Motor rated current: 7.1 A - Operating voltage: 400 V - Control voltage: 42 V Space requirements and weights: - Dimensions W x H x D: 1832 x 1290 x 880 mm - Turning spindle above floor: 1150 mm - Weight: approx. 1020 kg

Condition: good (used), Year of construction: 2012, functionality: fully functional, Weiler Praktikant VC precision lathe Manufacturer: Weiler Type: Weiler Praktikant VC precision lathe Year of manufacture: 2008 Condition: used, very good, serviced and inspected with inspection protocol according to factory specifications Technical details Turning diameter: 250 mm Turning length: 650 mm Center height: 160 mm Swing diameter over bed slide: 320 mm Max. swing diameter over cross slide: 190 mm Main spindle: Speed range – main spindle: 30 – 4,000 rpm Power output – main spindle: 10 / 6.0 kW Number of gear stages: 1 Spindle head: 5 / DIN 55027 Spindle diameter in front bearing: 70 mm Spindle bore: 40 mm Usable bar diameter: 40 mm Tool holder: System: MultiFix B Turning tool shank cross-section: 20 x 20 Tailstock: Quill travel: 85 mm Quill diameter: 40 mm Tailstock taper: MK 3 Feeds: Number of feeds: 24 Longitudinal feed: 0.02 – 0.63 mm/rev Cross feed: 0.006 – 0.2 mm/rev Thread cutting: Metric: 0.25 – 8 mm Inches: 80-2 1/” Module: 0.25 – 4 mm Travel distances: Cross slide travel: 150 mm Top slide travel: 110 mm Kjdpfxsxd Tknj Afionc Swivel movement: 180 ° Total power requirement: 15 kVA Machine weight: approx. 1.0 t Space requirements: approx. 2.5 x 2.0 x 2.0 m Scope of delivery: – Weiler Praktikant VC precision lathe – Machine lamp – Documentation – Three-jaw chuck – Tailstock – Multifix tool holder – 8x machine feet – Original tool set

Condition: good (used), WEILER MATADOR lead and feed screw lathe - Heidenhain - Digital Readout - ND 780 - Centre height: 140 mm - Centre distance: 500 mm - Swing over cross slide: 155 mm - Spindle speed range: 20-3,500 rpm - Automatic longitudinal/cross feeds - Thread cutting: metric/inch etc. - Spindle bore: 36 mm - Tailstock: MT3 Kjdpexhz T Eefx Afijnc - Three-jaw chuck - Collets – quick-change system - Emergency stop - Chuck guard - Documentation Dimensions: LxWxH 1.6x0.7x1.6 m / Weight: 750 kg Errors and omissions excepted

Year of construction: 1986, condition: used, Weiler Praktikant 160 lathe built in 1986 with 3-axis Heidenhain digital readout, three-jaw chuck, Multifix. ,chuck guard . Weight approx. 1000 KG. Machine in a good Knsdpfxorg Duds Afioc good working condition , ready for demonstration under power on request.

Condition: excellent (used), Year of construction: 2006, CNC cycle lathe WEILER E 50, year 2006 WEILER cycle control D3 Chuck 250 mm SCHUNK ROTA-S 250-62 Parat tool holder size 3 with 4 tool pockets Swing diameter over bed: 570 mm Swing diameter over cross slide: 340 mm Spindle bore: 83 mm Centre distance: 1000 mm Turning length: 1100 mm Spindle speeds: 1-2500 rpm / Motor: 20 kW For all further details, refer to the data sheets. Machine documentation and data backups available, machine under power and ready for demonstration. Kodpfx Aoxd Diuefisnc

Condition: used, Year of construction: 2008, Technical details: turning diameter: 720 mm turning length: 3000 mm control: 3 Swing diameter over face slide: 430 mm Displacement via cross slide: 410 mm Knodpfexdcb Nex Afisc bed width: 480 mm spindle head: nach DIN 55027 Gr. 11 spindle diameter in front bearing: 150 mm spindle bore: 106 mm speeds:: 1-1800 1/min diameter of quill: 115 mm quill stroke: 225 mm Inner cone of the quill: MK 6 total power requirement: 37/30 kW dimensions of the machine ca.: 5000 x 2500 x 1950 mm weight of the machine ca.: 6,1 t

Condition: excellent (used), Year of construction: 1992, functionality: fully functional, Weiler Commodor 230 Lead and Feed Spindle Lathe with 3-Axis Digital Readout K&C NEW Excellent Condition Technical Data: - Year of manufacture: 1992, Machine No. 239 - Centre height: 230 mm - Centre distance: 1000 mm - Spindle speeds: from 13 to 2000 rpm - Spindle bore: 56 mm - Short-taper spindle nose DIN 55027 size 6 with bayonet lock - Tailstock: MT 4 - Feeds from 0.026 to 0.888 mm/rev - Possible threads: Metric, Inch, Module, and Diametral Pitch - Metric thread pitches from 0.35 to 12 mm - Weight approx. 2000 kg - Spindle brake engageable - Drive power: 7.5 kW - Length 2.2 m, Height 1.5 m, Depth 1 m Accessories and Equipment: - 3-axis digital readout by K&C, new, 12 months manufacturer warranty with user manual Functions: mm/inch toggle, coordinate selection ABS/INC, value halving, reference mark, tool programming for 200 tools, taper calculation, radius/diameter, rapid zeroing, counting direction selection - NEW 200 mm 3-jaw chuck, 2 sets of jaws - Multifix size B with 2 tool holders - Bed stop - Machine lamp - Coolant system About the Machine: Knedpfx Afjxdi Shsijc Offered is a Weiler Commodor 230 lathe in excellent condition. The Commodor 230 is one of the largest manual lathes manufactured by Weiler—a very robust and powerful machine. The new K&C 3-axis digital readout makes operation even easier and more precise. The machine has been electrically and mechanically tested by us and a complete oil change has been performed. This newer generation of Weiler lathes is very user-friendly. Take the opportunity to inspect and test the machine under power at our location.

Condition: like new (used), Year of construction: 2008, functionality: fully functional, Weiler Praktikant VC precision lathe Manufacturer: Weiler Type: Weiler Praktikant VC precision lathe Year of manufacture: 2008 Condition: used, very good, serviced and inspected with inspection protocol according to factory specifications Technical details Turning diameter: 250 mm Turning length: 650 mm Center height: 160 mm Swing diameter over bed slide: 320 mm Max. swing diameter over cross slide: 190 mm Main spindle: Speed range – main spindle: 30 – 4,000 rpm Power output – main spindle: 10 / 6.0 kW Number of gear stages: 1 Spindle head: 5 / DIN 55027 Spindle diameter in front bearing: 70 mm Spindle bore: 40 mm Usable bar diameter: 40 mm Tool holder: System: MultiFix B Turning tool shank cross-section: 20 x 20 Tailstock: Quill travel: 85 mm Quill diameter: 40 mm Tailstock taper: MK 3 Feeds: Number of feeds: 24 Longitudinal feed: 0.02 – 0.63 mm/rev Cross feed: 0.006 – 0.2 mm/rev Thread cutting: Metric: 0.25 – 8 mm Inches: 80-2 1/” Module: 0.25 – 4 mm Travel distances: Cross slide travel: 150 mm Top slide travel: 110 mm Swivel movement: 180 ° Total power requirement: 15 kVA Machine weight: approx. 1.0 t Space requirements: approx. 2.5 x 2.0 x 2.0 m Scope of delivery: – Weiler Praktikant VC precision lathe – Machine lamp – Documentation Knsdpfjxd Tkbox Afioc – Three-jaw chuck – Tailstock – Multifix tool holder – 8x machine feet – Original tool set

Condition: good (used), WEILER MATADOR - Lead and feed screw lathe - Center height: 140 mm - Center distance: 500 mm - Swing diameter: 295 mm - Swing diameter over support: 155 mm - Spindle speed range: 20–3500 rpm - Automatic longitudinal / cross feeds - Spindle bore: 36 mm - Three-jaw chuck incl. reversible jaws - Collet chuck system incl. collets - Multifix incl. holders - Work light - Chip guard at rear - Emergency stop - Electric chuck guard - Tailstock MT 3 Kedpfx Afowu Twloienc - Power requirement 3 kW - Documentation Dimensions: LxWxH 1.6 x 0.7 x 1.6 meters / Weight 750 kg Subject to errors and input mistakes.

Condition: good (used), used -- 6-fold changer for WEILER , type 260 Knjdpfx Aoxdixnefioc

Condition: excellent (used), Year of construction: 1979, Manufacturer Weiler type Commador II L+Z Lathe year of construction: 1979 L x W x H: approx. 2500 x 1200 x 1800 mm weight: approx. 1500 kg Technical data: Max. Turning diameter over bed: approx. Ø 380 mm Max. Turning diameter over support: approx. Ø 190 mm Max. turning length: approx. 1000 mm Knedelp Ircepfx Afijc Bar passage: approx. Ø 56 mm Spindle: Speed range: approx. 25 - 2000 rpm spindle nose: A 2 - 6 Drive power: approx. 4,0 kW Automatic longitudinal & face feeds: Feed range: approx. 0.026 - 1.253 mm/rev. Suitable for threads: - metric 0.35 - 12 mm - inch 44 - 2 Gg/" - diametrical - pitch thread 88 - 5 Dp - Module 0,2 - 4 Tailstock: MK 4 Without tool holder

Condition: ready for operation (used), Year of construction: 2004, functionality: fully functional, turning diameter over cross slide: 160 mm, spindle bore: 43 mm, turning length: 750 mm, turning diameter: 330 mm, spindle speed (max.): 4,500 rpm, TECHNICAL DETAILS Turning length: 750 mm Turning diameter: 330 mm Diameter over cross slide: 160 mm Spindle bore: 43 mm Maximum spindle speed: 4,500 rpm Kodpfx Afoxf Hiaeijnc MACHINE DETAILS Control: Siemens EQUIPMENT Collets Jaws Tool holder

Condition: excellent (used), Year of construction: 1997, functionality: fully functional, Weiler precision lathe model Condor B, lead and feed screw lathe with brand new K&C 3-axis digital readout, CE compliant! Technical data: >> Machine No. 2442, year of manufacture 1997 >> Centre height: 165 mm >> Centre distance: 750 mm >> Spindle speeds: from 22 to 2800 rpm >> Spindle bore: 40 mm >> Camlock spindle nose DIN 55027 size 5 with bayonet lock >> Tailstock: MT 3 >> Feeds: from 0.015 to 0.46 mm/rev >> Thread cutting: metric, imperial, module and diametral pitch threads possible >> Metric thread pitches: 0.18 to 28 mm >> Weight: approx. 1100 kg >> Spindle brake, selectable >> Length: 1.83 m, height: 1.29 m, depth: 0.88 m Knjdpfxjxcuazj Afioc Equipment and features: >> New K&C 3-axis digital readout, 12-month manufacturer's warranty, supplied with operating manual Features: mm/inch switching, selectable ABS/INC coordinates, value halving function, reference mark, tool memory for 200 tools, taper calculation, radius/diameter display, quick zeroing, count direction switching >> 1 x brand new 160 mm 3-jaw chuck with 2 sets of jaws >> 1 x 200 mm 4-jaw chuck with 1 set of jaws >> New collet chuck system and new collets from 3 to 25 mm in 1 mm increments >> Multifix size B with 2 tool holders >> Bed stop >> Electronic spindle guard >> Rear splash guard >> Machine feet Safety features: electronic spindle guard, 2 emergency stop buttons, changewheel box with safety interlock, spindle brake About the machine: Offered here is a Weiler Condor in very good condition. The machine is, of course, fully functional. A very robust and powerful machine. The new K&C 3-axis digital readout makes work easier and more precise. The machine has been electrically and mechanically checked by us. A complete oil change has been carried out. This newer generation of Weiler lathes is very user-friendly. Take advantage of the opportunity to inspect and test this machine under power on site.

Condition: good (used), Year of construction: 2007, functionality: fully functional, Weiler C30 x 750 precision lathe (2007) Manufacturer: Weiler Type: C30 x 750 Year of manufacture: 2007 Availability: several machines available Condition: very good, used, from training workshop, last maintenance 09/2024 Center width 750mm Circulation diameter over bed 330mm Rotation diameter facing slide 160mm Movement of facing slide 180mm Bed width 240mm Turning tool cross-section 20 x 20mm Spindle head according to DIN 55027 size 5 Spindle diameter in front bearing 70mm Spindle bore 40.5mm Inner taper of the main spindle 5mm Drive power 60 %/100 % ED 9/7KW Total speed range 1 - 4,500 rpm Kjdpfx Aexd Tiwsfijnc Feed force longitudinal 6,000N Planar feed force 3,000N Feed range 0.001 - 10 mm/rev Rapid traverse speed longitudinal/plane 6/3 m/min Metric threads 0.1 - 400mm Inch thread 56 - 1/4 G/inch Module thread 0.125 - 28mm DP thread 224 - 1 Dp Max. Threads 99 Quill diameter 50mm Quill stroke 130mm Inner taper of quill MK3 Length 1750mm Width 1350mm height 1670mm Weight 1300kg Scope of delivery Rota S Plus 200-52 jaw chuck Multifix Machine light Coolant system Machine feet Original documentation Weiler maintenance log 09/2024

Condition: good (used), WEILER LZ 330 / From Educational Facility - Swing over bed: 330 mm - Swing over cross slide: 165 mm - Turning length: 800 mm - Speed range / gearbox: 25-2800 rpm - Automatic longitudinal / face feeds - Spindle bore: 38 mm - 3-jaw chuck - Collet chuck system incl. 20 collets - Multifix incl. 3 tool holders - Copying device - Various accessories - Documentation Dimensions: LxWxH 1.8x0.7x1.6 meters / Weight: 750 kg Knjdpfx Afexf Uf Noisc Errors and omissions excepted

Condition: used, L + Z Lathe WEILER Type LZ PRIMUS GS Machine no. No. 2461 Year of construction approx. 1990 Center width 400 mm Turning diameter over bed 250 mm Center height above bed 125 mm Turning diameter over support 140 mm Center height above support 70 mm Spindle bore 24 mm Spindle speed 60 - 3000 rpm 18 steps Feed lengthwise and flat Chuck flange short taper DIN 55022 size 4 Inner tailstock taper MK 2 Drive power 1.1 kW and 1.5 kW pole-changing Mains connection 380 Volt, 50 Hz Knsdjrtd Uwepfx Afioc - 3-axis digital readout FAGOR, type 30i-T-B - Spindle speed via 2 motor speeds and 9 gear stages - 3-jaw lathe chuck RÖHM Ø 125 mm with stepped jaws - MULTIFIX quick-change tool holder with 1 interchangeable cassette - Set of collets Ø 1 / 3 / 4 / 5 / 7 / 8 / 10 / 14 / 15 / 16 / 17 / 19 / 20 / mm - 1 centering tip for collet chuck holder - Emergency stop - Hinged chuck guard - Splash guard - Machine light - electrical diagram - Machine mounted on a steel plate (steel plate L x W x H 1200 x 500 x 30 mm, 140 kg) Space requirement L x W x H 1200 x 900 x 1560 mm Weight 520 kg good condition

Condition: used, turning diameter over bed 370 mm turning diameter over slide rest 200 mm Kjdpfxsxfwcks Afienc turning length 1000 mm centre height 185 mm spindle bore 56 mm tailstock quill taper MT 4 turning speeds 50 - 2000 U/min power capacity 4,0 kW weight of the machine ca. 1,4 t dimensions of the machine ca. 2,3 x 1,1 x 1,3 m Center lathe 200mm three-jaw chuck Size B Multifix tool post 3 Multifix tool holders Emergency stop device

Condition: excellent (used), Year of construction: 2005, functionality: fully functional, spindle bore: 83 mm, turning length: 1,000 mm, turning diameter: 570 mm, turning diameter over top slide: 340 mm, quill diameter: 80 mm, quill travel distance: 200 mm, overall weight: 3,200 kg, chuck outer diameter: 250 mm, Equipment: rotational speed infinitely variable, The machine is in very good condition. Immediately available! Knodpfx Ajwxw S Isfisc Can be tested under power.

Condition: ready for operation (used), Year of construction: 2002, functionality: limited functionality, machine/vehicle number: 081, turning diameter over cross slide: 160 mm, spindle bore: 42 mm, turning length: 750 mm, turning diameter: 330 mm, swing diameter over cross slide: 160 mm, quill stroke: 130 mm, quill diameter: 50 mm, spindle speed (max.): 4,500 rpm, bed width: 240 mm, total length: 1,750 mm, total width: 1,150 mm, total height: 1,650 mm, overall weight: 1,300 kg, Used Weiler C 30 Servo Conventional Precision Lathe Year of manufacture 2002, center distance 750 mm, center height 165 mm, spindle bore 42 mm, dimensions L=approx. 1750 mm, W=approx. 1150 mm, H=approx. 1650 mm, weight approx. 1300 kg, equipped with ball quick-clamping device and various collets, two additional chucks, various tools. Display has minor fault, wear parts should be replaced. The machine can be inspected and functions tested. Wear parts should be replaced. Knodoxfqyispfx Afisc

Condition: ready for operation (used), Year of construction: 2003, Weiler E50 x 1000 precision lathe (2003) Manufacturer: Weiler Type: E50 x 1000 Year of manufacture: 2003 Condition: good, used, under power Operating hours: 43.000h Technical data see pictures. Included in delivery: - Original documentation Knsdoxd Tikopfx Afiec - Rota S Plus 250-62 - Bezel - Parat 4 compartment tool turret