Beli Weiler Ud 24 bekas (197)

Kondisi: bekas, nomor mesin/kendaraan: 11756, Used lead and feed screw lathe WEILER LZ 280 Center height: 125 mm Distance between centers: 800 mm Spindle speeds: approx. 26-2000 rpm Includes: - 1 x 3-jaw chuck Ø 125 mm with inside and outside jaws, brand new - Multifix size A with 2 toolholders - Emergency stop/switch unit - Rear chip guard plate - Complete set of change gears - Catch plate - Tray - Machine lamp - New socket outlet - 15 collets from Ø 3.5 - 18.5 mm, collet clamping tube - Fixed center and MT2 sleeve for clamping tube - Bed stop - Chuck guard - Various turning tools and operating manual Hfsdpfx Adovd Dbneqjn The machine is located at our premises in 71334 Waiblingen-Beinstein and is immediately available. An inspection of the machine can be arranged by appointment.

Kondisi: diremaj di bengkel (bekas), Tahun pembuatan: 2012, Weiler E 40 cycle-controlled lathe With Siemens Sinumerik cycle control WEILER 840 D /SL 1 Year of manufacture: 2012 Spindle bore: 66 mm Distance between centers: 1000 mm Swing over bed: 435 mm Swing over cross slide: 200 mm Center height: 210 mm Speed range: 1 – 3500 rpm, stepless Comes with the following accessories: Sliding guard with internal lighting 8-position SAUTER turret with AGW and tool drive C-axis via main drive 3 driven tools, VDI 30 3-jaw chuck FORKARDT ø 250 mm 1 stationary steady rest ø 120 mm Tailstock with retractable quill Coolant system Coolant spray gun Chip collecting tray 5 height-adjustable machine mounts Operating manual THE MACHINE IS IN VERY GOOD CONDITION!! THE MACHINE WAS USED EXCLUSIVELY FOR TRAINING PURPOSES!! THE MACHINE HAS ONLY 9,044 POWER-ON HOURS!!! Hfedpfx Aowk I Anedqon

Kondisi: sangat baik (bekas), machine-description-001 Hedewtqnrjpfx Adqjfn

Kondisi: sangat baik (bekas), Tahun pembuatan: 1990, Fungsionalitas: berfungsi sepenuhnya, WEILER Praktikant 160 L+Z Lathe – Partially Refurbished Machine in very good used condition – Delivery upon request, lead time to be agreed! ✅ Technical Specifications 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 ✅ Equipment & 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 clamping keys Coolant system Headstock guard Machine feet Optional: additional quick-change tool holders, drill chuck, live center, collet attachment 386E + collet set 386E (NEW) Transport, installation & commissioning available as an option ✅ Condition Machine partially refurbished Very good used condition Delivery on request – lead time to be agreed (subject to prior sale) Hodpfxjxl Eyds Adqjfn

Kondisi: hampir baru (bekas), Tahun pembuatan: 1997, Fungsionalitas: berfungsi sepenuhnya, Weiler Commodor 230 Lead and Feed Screw Lathe with 3-Axis DRO K&C NEW Excellent Original Condition CE Certified!!! Technical Specifications: >> Year of manufacture: 1997, Machine no. 330 >> Center height: 230 mm >> Center 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: 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. 2000 kg >> Spindle brake switchable >> Drive power: 7.5 kW >> Dimensions: length 2.2 m, height 1.5 m, depth 1 m Accessories and Equipment: >> 3-Axis digital readout by K&C, new, 12-month manufacturer's warranty with operating manual Functions: mm/inch selection, coordinate selection ABS/INC, value halving, reference point, tool programming for 200 tools, taper calculation, radius/diameter, quick zeroing, count direction reversal >> New 3-jaw chuck 200 mm with 2 sets of jaws >> Multifix size B with 3 tool holders >> Bed stop >> Fixed steady rest >> Machine lamp Hfodpfx Aexfu Spsdqon >> Coolant system About the Machine: Up 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. It is a very robust and powerful machine. The new 3-axis DRO by K&C makes operation even easier and more precise. The machine has been electrically and mechanically tested in our facility, and a complete oil change has been performed. This newer generation of Weiler lathes is highly operator-friendly. Take the opportunity to inspect and test this machine under power at our premises.

Kondisi: bekas, 1 Hfodpfx Aexg Nhnsdqsn

Kondisi: baru, Tahun pembuatan: 2025, CONDOR VC plus The new benchmark in conventional precision lathes. A high-quality, high-performance, and energy-efficient precision lathe designed for high-productivity applications in production and toolmaking, as well as for training and education purposes. Superior quality, energy efficiency, precision, and universal suitability for use in production, training, and further education. Key features include: - Future-oriented technology - Exceptional accuracy - Long service life - Operator-friendly ergonomics - Minimal space requirements - Comprehensive range of accessories The consistent and innovative advancement of the proven Condor series represents an economical and intelligent solution for your daily machining needs. Technical Specifications: WORKING AREA Centre height 180 mm Swing over bed 360 mm Swing over cross slide 190 mm Distance between centres 800 mm SPINDLE Spindle nose DIN 55027/DIN ISO 702-3 Size 6 Spindle bore 57 mm Spindle diameter at front bearing 90 mm MAIN DRIVE Drive capacity at 60%/100% duty cycle – / 10.5 kW Speed range 25 – 4,000 rpm Number of speeds Infinitely variable FEED RANGE Number Infinitely variable Longitudinal 0.01 – 6 mm/rev Cross 0.003 – 2 mm/rev THREAD CUTTING RANGE Metric threads 0.1 – 20 mm TAILSTOCK Quill diameter 50 mm Quill stroke 110 mm Quill taper DIN 228 MK 3 ACCEPTANCE ACCURACY DIN 8605 Equipped with WEILER WTS 15 VC plus touchscreen display - Large, clearly arranged 15" touchscreen, rotatable and pivotable, 1366 x 768 resolution Hedpfxoqwipnj Adqjfn - Switching between operating screens via swipe gesture - Operating functions accessible through App Manager - Operating panels can be freely configured, placed, and scaled - Import of drawings/sketches from PDF files via USB interface, individually zoomable - Video-assisted maintenance support - Contextual help menu (instead of WEILER VC plus display) The machine is available immediately and can be viewed at our showroom in 71334 Waiblingen-Beinstein. For further information regarding equipment options, please contact us.

Kondisi: diremaj di bengkel (bekas), Tahun pembuatan: 2013, Cycle-controlled lathe WEILER E 40 With Siemens Sinumerik cycle control WEILER 840 D /SL 1 Year of manufacture: 2013 Spindle bore: 66 mm Distance between centers: 1000 mm Hodjwfm Tbspfx Adqsfn Swing over bed: 435 mm Swing over cross slide: 200 mm Center height: 210 mm Speed range: 1 – 3500 rpm, stepless Supplied with the following accessories: - Sliding guard with internal lighting - 8-position SAUTER turret - 3-jaw chuck RÖHM Ø 200 mm - Tailstock with extendable quill - Coolant system - Coolant spray gun - Chip collection tray - 5 height-adjustable machine mounts - Operating manual

Kondisi: bekas, Tahun pembuatan: 1984, - K+C 3-axis position display - Bison 3204-160 3-jaw chuck - Collet chuck + various collets - Chuck guard - Multifix quick-change toolpost - Coolant system - Chip guard/rear splash guard - Complete service performed (oil change, belt replacement, etc.) Hfjdpfsv U Dlzex Adqjn - Year of manufacture: 1984 Specifications - Swing diameter over bed: 330 mm - Swing diameter over cross slide: 185 mm - Turning length between centers: 750 mm - Turning length between centers with covered leadscrew/feed shaft: 650 mm - Center height: 165 mm - Bed width: 240 mm Spindle: - Spindle nose DIN 55027: Size 5 - or similar to DIN 55029 (Camlock D1): Size 4 - Spindle diameter at front bearing: 70 mm - Spindle bore: 40 mm - Internal taper to DIN 228: MT5 - Center taper to DIN 806: MT3 - Max. faceplate diameter: 280 mm - Standard chuck diameter: 160 mm - Max. chuck diameter: 200 mm Carriage: - Bed carriage guide length: 365 mm - Cross slide travel: 175 mm - Cross slide leadscrew pitch: 3 mm - Cross slide width: 140 mm - Top slide travel: 140 mm - Top slide leadscrew pitch: 3 mm Tailstock: - Quill stroke: 110 mm - Quill diameter: 50 mm - Quill taper DIN 228: MT3 Spindle speeds: - Number: 16 / 32 - Range: 45-2800 / 22-2800 rpm Feeds: - Number: 120 - Standard longitudinal feed via gears, metric/inch: 0.016 - 0.25 mm/rev - Standard longitudinal feed via toothed belt, metric/inch: 0.022 - 0.5 mm/rev - Rapid longitudinal feed via gears, metric/inch: 0.125 - 2 mm/rev - Rapid longitudinal feed via toothed belt, metric/inch: 0.045 - 4 mm/rev - Cross feed: 0.3733 x longitudinal feed Thread pitches: - Standard metric: 0.18 - 28 mm - Standard inch: 80 - 1 1/2 TPI - Module: 0.1 - 9 mm - Diametral pitch: 200 - 2 3/4 DP - Multi-start thread device: 8 positions - Leadscrew pitch: 6 mm / 4 TPI Workpiece weights: - Between centers without steadies: 160 kg - Between centers with steadies: 50 kg - Max. workpiece mass between centers (incl. clamping device): 125 kg Electrical data: - Motor power: 3 kW - Rated motor current: 7.1 A - Operating voltage: 400 V - Control voltage: 42 V Dimensions and weights: - Dimensions (W x H x D): 1832 x 1290 x 880 mm - Spindle height over floor: 1150 mm - Weight: approx. 1020 kg

Kondisi: bekas, de-hu-001 Hfedjvtthiopfx Adqen

Kondisi: baru, Lead and feed screw lathe WEILER COMMODOR 180 GSD / New - Unused - Exhibition machine / Zero operating hours - CE certification - 3-axis digital readout - Distance between centres: 1000 mm Hjdpfxowqrkcs Adqsfn - Centre height: 180 mm - Spindle bore: 56 mm - Swing over bed: 380 mm - Swing over cross slide: 215 mm - Speed range / gearbox: 25-2000 rpm - Automatic longitudinal and cross feeds - Thread cutting: Imperial / Metric / Diametral - Tailstock / Quill taper MK 4 - Quill travel: 150 mm - Coolant system - Multifix quick-change tool post with insert - 3-jaw chuck 200 mm - Work light - Chip guard at rear - Documentation Dimensions: LxWxH: 2.6 x 1.6 x 1.7 metres / Weight: 2,000 kg Subject to errors and omissions.

Kondisi: bekas, Tahun pembuatan: 1999, Rincian teknis: Diameter putar di atas tempat tidur: 570 mm Diameter putar di atas penyangga: 340 mm Panjang putar: 1.000 mm Diameter ayun di atas tempat tidur: 570 mm Tinggi pusat: 280 mm Jarak antara pusat: 1.000 mm Jam kerja mesin: 26.668 jam Lubang spindle: Ø 66 mm Kecepatan putar: 1 - 2.500 rpm Torsi pada spindle: 1.200 Nm Feed memanjang: 0-20 mm/putaran Feed bidang datar: 0-20 mm/putaran Diameter pinol: MK5 Taper Penyesuaian pinol kepala lepas: 200 mm Kebutuhan daya total: 30 kW Berat mesin kira-kira: 3,2 t Dimensi mesin LxPxT: sekitar 2,85x2,29x1,9 m Mesin bubut siklus Perlengkapan: - Senter bergerak - Konveyor serbuk Hfedpfxjwtc T Ts Adqon - Unit pendingin air produsen Mayfran

Tahun pembuatan: 1977, Kondisi: bekas, Weiler Matador VS2 lathe, year of manufacture approx. 1977, equipped with collets, collet tube, three-jaw chuck, and Multifix quick-change tool post. Front guideway shows signs of wear. The machine is in operational condition and can be demonstrated under power by prior arrangement. Hedpsmdn Dxsfx Adqsfn

Kondisi: diremaj di bengkel (bekas), Tahun pembuatan: 1995, CNC TURNING MACHINE WEILER 'E 35' Equipped with 2-axis Siemens Sinumerik 805 Year of manufacture: 1995 Spindle bore: 54 mm Centre distance: 950 mm Swing over bed: 410 mm Speed range: 4 – 3000 rpm Including the following accessories: PARAT tool holder with 8 inserts Chuck guard 3-jaw chuck Ø 200 mm 4-jaw chuck Ø 200 mm Fixed steady rest 12 – 150 mm Chip collection tray Chip splash guard with lighting Coolant system 4 height-adjustable machine feet Operating manual Hsdpfx Adouzyw Deqsfn

Kondisi: siap digunakan (bekas), Tahun pembuatan: 1966, Segera tersedia dari lokasi: Mesin Bubut L & Z Weiler Tahun pembuatan sekitar 1966 Tinggi pusat 140 mm Diameter putar 280 mm Di atas dudukan 180 mm Panjang pembubutan 800 mm Hedpfx Adexld Hvsqefn Lubang spindle 24 mm Kecepatan spindle hingga 1600 rpm Daya penggerak 2 kW Diameter cekam 140 mm Holder Multifix dengan sisipan Berat 1 ton Harga EUR 1.500.— belum termasuk PPN dari lokasi

Kondisi: baik (bekas), Tahun pembuatan: 2012, Fungsionalitas: berfungsi sepenuhnya, Weiler Praktikant VC Precision Lathe Manufacturer: Weiler Model: 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 Centre 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 Drive power – main spindle: 10 / 6.0 kW Gear stages: 1 Spindle nose: 5 / DIN 55027 Spindle diameter in front bearing: 70 mm Spindle bore: 40 mm Usable bar diameter: 40 mm Tool Post: System: MultiFix B Turning tool shank size: 20 x 20 Tailstock: Quill stroke: 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 Inch: 80–2 1/” Module: 0.25 – 4 mm Travel: Cross slide travel: 150 mm Top slide travel: 110 mm Swivel range: 180° Total connected load: 15 kVA Machine weight: approx. 1.0 t Space requirement: approx. 2.5 x 2.0 x 2.0 m Scope of delivery: – Weiler Praktikant VC Precision Lathe – Machine lamp – Documentation Hedpfx Adsxd Tknsqsfn – Three-jaw chuck – Tailstock – Multifix tool holder – 8x machine feet – Original tool kit

Kondisi: sangat baik (bekas), Tahun pembuatan: 2006, CNC Mesin Bubut Siklus, prod. WEILER E 50, tahun 2006 Kontrol siklus WEILER D3 Chuck 250 mm SCHUNK ROTA-S 250-62 Pemegang alat Parat ukuran 3 dengan 4 slot alat Diameter putar di atas tempat tidur: 570 mm Diameter putar di atas support pelan: 340 mm Lubang spindle: 83 mm Hfodoxd Diuepfx Adqsn Jarak pusat: 1000 mm Panjang putar: 1100 mm Kecepatan spindle: 1-2500 rpm / Motor: 20KW Data lebih lanjut lihat lembar data. Dokumentasi mesin dan data cadangan tersedia, mesin dapat didemokan dalam kondisi teraliri listrik.

Kondisi: baik (bekas), used 6-position turret changer for WEILER, model 260 Hfsdpjxdixnjfx Adqsn

Tahun pembuatan: 1986, Kondisi: bekas, Weiler Praktikant 160 lathe, year of manufacture 1986, equipped with 3-axis Heidenhain digital readout, 3-jaw chuck, Multifix quick-change toolpost, and chuck guard. Approximate weight: 1,000 kg. The machine is in good, operational condition and can be demonstrated under power by prior arrangement. Hfedjrg Dudepfx Adqon

Kondisi: diremaj di bengkel (bekas), Tahun pembuatan: 2013, Cycle-controlled lathe WEILER E 40 With Siemens Sinumerik cycle control WEILER 840 D /SL 1 Year of manufacture: 2013 Spindle bore: 66 mm Centre distance: 1000 mm Swing over bed: 435 mm Swing over cross slide: 200 mm Centre height: 210 mm Stepless speed range: 1 – 3500 rpm Including the following accessories: Sliding guard with internal lighting Multifix tool holder with 8 inserts 8-position SAUTER turret with AGW and driven tools C axis via main drive 3-jaw chuck Schunk ROTA plus Ø 250 mm Hedpfxjvkd Ino Adqefn 5 sets of soft top jaws, 1 set of hard top jaws Tailstock with extendable quill Reinforced coolant system 5.5 bar Coolant spray gun Chip collection tray 5 height-adjustable machine feet Operating manual

Kondisi: sangat baik (bekas), Tahun pembuatan: 1992, Fungsionalitas: berfungsi sepenuhnya, Weiler Commodor 230 Lead and Feed Screw 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: Morse taper 4 >> Feeds: from 0.026 to 0.888 mm/rev >> Possible thread types: metric, imperial, module, and diametral pitch >> Metric thread pitches: from 0.35 to 12 mm >> Weight: approx. 2000 kg >> Spindle brake can be activated Hedpfx Asxdi Shjdqjfn >> Drive power: 7.5 kW >> Dimensions: length 2.2 m, height 1.5 m, depth 1 m Accessories and Equipment: >> 3-axis digital readout from K&C, new, with 12 months manufacturer warranty and operating manual Functions: switching mm/inch, coordinate selection ABS/INC, halving of display values, reference mark, tool programming for 200 tools, taper calculation, radius/diameter display, quick zeroing, counting direction switching, >> 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: Offered here is a Weiler Commodor 230 lathe in very good condition. The Commodor 230 is one of the largest manual lathes produced by Weiler: exceptionally robust and powerful. 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. A complete oil change has also been carried out. This newer generation of Weiler lathes is very user-friendly. Take advantage of the opportunity to inspect and test the machine under power at our premises.

Kondisi: hampir baru (bekas), Tahun pembuatan: 2008, Fungsionalitas: berfungsi sepenuhnya, Weiler Praktikant VC Precision Lathe Manufacturer: Weiler Model: 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 Centre height: 160 mm Swing diameter over bed slide: 320 mm Hfjdpfxexd Tkbo Adqon Max. swing diameter over cross slide: 190 mm Main spindle: Speed range – main spindle: 30 – 4,000 rpm Drive power – main spindle: 10 / 6.0 kW Gear stages: 1 Spindle nose: 5 / DIN 55027 Spindle diameter in front bearing: 70 mm Spindle bore: 40 mm Usable bar diameter: 40 mm Tool Post: System: MultiFix B Turning tool shank size: 20 x 20 Tailstock: Quill stroke: 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 Inch: 80–2 1/” Module: 0.25 – 4 mm Travel: Cross slide travel: 150 mm Top slide travel: 110 mm Swivel range: 180° Total connected load: 15 kVA Machine weight: approx. 1.0 t Space requirement: 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 kit

Kondisi: baik (bekas), WEILER MATADOR Mesin Bubut Kepala Tetap dan Ulir - Heidenhain - Digital display - ND 780 - Ketinggian titik tengah: 140mm - Jarak antara senter: 500mm - Diameter putaran di atas support: 155mm - Rentang kecepatan putar: 20-3500 rpm - Otomatis pemajuan memanjang / melintang - Ulir / Metrik / Inch, dll. - Lubang spindle: 36mm - Tailstock MK3 Hfjdpfx Aexhz T Esdqon - Chuck tiga rahang - Collet chuck dengan sistem penjepit cepat - Emergency stop - Pelindung chuck - Dokumentasi Dimensi: P x L x T: 1,6 x 0,7 x 1,6 meter / Berat: 750Kg Kesalahan pengetikan/data dapat terjadi.

Kondisi: baik (bekas), Tahun pembuatan: 2007, Fungsionalitas: berfungsi sepenuhnya, Weiler C30 x 750 Precision Lathe (2007) Manufacturer: Weiler Model: C30 x 750 Year of manufacture: 2007 Availability: Multiple machines available Condition: Very good, used, from a training workshop, last maintenance 09/2024 Centre distance: 750 mm Hjdpfx Aoxd Tiwodqsfn Swing over bed: 330 mm Swing over cross slide: 160 mm Cross slide travel: 180 mm Bed width: 240 mm Tool shank section: 20 x 20 mm Spindle nose according to DIN 55027 size 5 Spindle diameter at front bearing: 70 mm Spindle bore: 40.5 mm Main spindle internal taper: 5 mm Drive power 60%/100% duty cycle: 9/7 kW Total speed range: 1 - 4,500 rpm Longitudinal feed force: 6,000 N Cross feed force: 3,000 N Feed range: 0.001 - 10 mm/rev Rapid traverse speed longitudinal/cross: 6/3 m/min Metric threads: 0.1 - 400 mm Inch threads: 56 - 1/4 TPI Module threads: 0.125 - 28 mm DP threads: 224 - 1 DP Max. number of thread leads: 99 Tailstock quill diameter: 50 mm Tailstock quill stroke: 130 mm Tailstock quill taper: MT3 Length: 1,750 mm Width: 1,350 mm Height: 1,670 mm Weight: 1,300 kg Scope of delivery - Rota S Plus 200-52 3-jaw chuck - Multifix quick-change toolpost - Machine lamp - Coolant system - Machine feet - Original documentation - Weiler maintenance record 09/2024

Kondisi: siap digunakan (bekas), Tahun pembuatan: 2003, Weiler E50 x 1000 Precision Lathe (2003) Manufacturer: Weiler Model: E50 x 1000 Hfjdjxd Tikspfx Adqen Year of manufacture: 2003 Condition: good, used, under power Operating hours: 43,000 h For technical data, see images. Scope of delivery: - Original documentation - Rota S Plus 250-62 - Steady rest - Parat 4-position tool turret