Used External Cylindrical Grinding Machine for sale (68,723)

Condition: used, Year of construction: 1979, Cylindrical Grinding Machine SKF with Internal Grinding Unit Hydraulic Dedpfx Aegt Ea Rektjkn

Condition: excellent (used), Year of construction: 1998, Erwin Junker BUAJ BN29C CNC Universal Cylindrical Grinder Excellent condition Can be viewed underpower and demonstrating if you wish to visit. Year 1998 Fanuc series 35i CNC Control Weight 2800kgs Dimensions approx 3000mm x 1850mm x 1800mm Specification - Distance between centres - 800mm Centre table clearance 150mm Work piece weight between centres, max 120kg Machine working capacity IT4 ISO Wheelhead Grinding wheel, max diameter - 400mm Grinding wheel, max, width - 63mm Grinding wheel, clamping diameter - 127mm Motor power - 5.5kW Dedpfx Akeyvupxstjkn Grinding wheel, max. peripheral speed - 45m/s Wheel head, path of adjustment - 300mm Wheel head, adjustment angle - +45°/-15° Workhead Spindle taper - MK5 Spindle, stepless speed control - 23-291 or 56- 700rpm Work head, adjustment angle - 90° Tailstock Taper - MK4 Tailstock barrel, stroke 30mm Taper ratio, fine adjustment +/-0.15mm Longitudinal feed Table travel 756mm Table, working travel speed 0÷7.5m/min Top table, swiveling +/8°30

Condition: as good as new (ex-display), Year of construction: 2024, functionality: fully functional, Working area Grinding length: 250 mm Centre height: 100 mm Workpiece weight: 30 kg Z-axis: 350 mm Table adjustment: 8 ° degrees Djdpfxevz Snks Aktjkn X-axis: 190 mm Grinding spindle Grinding wheel diameter max.: 500 mm Grinding wheel width max.: 80 mm Grinding wheel bore: 127 (203) Grinding wheel motor power: 5.5 kW Peripheral speed: 50 m/s Grinding wheel protection cover: D500 x 80mm Workpiece spindle Speed: 1 - 2,000 rpm Workpiece spindle mount: MK4 Tailstock Tailstock quill mount: MK3 Tailstock quill stroke length: 30 mm Cylinder fine adjustment range: ± 0.04 Equipment Paper belt filter system Rinse gun Mechanical fume extraction

Condition: good (used), Hydraulic cylindrical grinding machine Center height 100 mm Center width 500 mm Grinding wheel diameter min./max. 200 - 300 mm 3 grinding wheel revolutions 2,250 - 2,420 - 2,680 rpm Workpiece spindle head: 8 workpiece speeds, adjustable 30 - 750 rpm. Spindle taper or inner taper of the workpiece spindle MK 4 Tailstock: Inner taper of quill MK 3 Quill travel 30 mm Table: Maximum table inclination +/- 6° Table speed, adjustable 0.1 - 6.0 m / min. Motor power 3 kW Dimensions L x W x H 1650 x 1350 x 1400 mm Dksdpfor E Azisx Aktjn Weight 1900 kg Accessories / Special features: - Manual or automatic operation - Automatic infeed - Grinding wheel flange with grinding wheel - Wet grinding device Siegfried Volz Machine Tools Rüschebrinkstr. 151-153 DE - 44143 Dortmund-Wambel

Condition: good (used), cylindrical grinding machine Dkedpotrgndjfx Aktjn

Condition: good (used), Cylindrical Grinding Machine Dedotrk S Tjpfx Aktokn

Condition: good (used), cylindrical grinding machine Dsdpfxetrguko Aktjkn

Condition: good (used), Year of construction: 2007, Height of points 150 mm Distance between points 1000 mm Grinding wheel dimensions (h x id x w) Ø400xØ127x50mm Internal head 4 pcs Center height 150mm Max. workpiece weight 80Kg X-axis travel (transverse) 350mm X axis speed 10 meters per minute Z axis travel (longitudinal) 1000mm Z-axis speed 12 meters per minute Z-axis resolution 0.00004" B-axis turning range 210° B-axis resolution 0.00004 B-axis resolution 0.0001° B-axis resolution 0.0001 Drive capacity 10 HP Dkedpfx Ajrakimoktsn Grinding wheel diameter 400mm Max. width Grinding wheel width 63mm Spindle Speed Range 0-1000 RPM Spindle turning range 0° - 90° Tailstock stroke 30mm Tailstock stroke 30mm Equipped with Fanuc 21i-TB CNC Control Dimensions 3350x 2130x 2130 Weight 4535Kg Accessories: Steady rests, magnetic chuck, 3-jaw chuck, balancer, sensitron 6, coolant with paper and magnetic filter, fume extractor, etc.

Condition: excellent (used), Year of construction: 2010, Cylindrical grinding machine Fab. Robbi Group Typ. Omicron 600 RT5 Year 2010 Technical data Make Robbi Group, IT Type OMICRON 600 RT5 Year of manufacture 2010 table Center width 600 mm Sanding length max. 600 mm Swivel range + 9° / - 5° Center height above table 160 mm Workpiece weight between centers 120 kg Workpiece weight for fly grinding 40 kg Tailstock Quill stroke 25 mm Quill diam. 43 mm Internal mounting cone CM 4 Workpiece headstock Rotation speed 0 - 600 Internal mounting cone CM 4 Spindle passage 26 mm Dodpjwhm Rfsfx Aktekn Grinding wheel Diameter 450 mm Width min 20 / max 50 mm Bore 127 mm Equipment - Manual or automatic cycle - Automatic dressing compensation - Simplified presetting of grinding wheel and workpiece All information without guarantee. A demonstration under power is possible at any time in our exhibition hall.

Condition: excellent (used), Year of construction: 2001, grinding diameter 350 mm grinding length 1000 mm centre height 180 mm Control Fanuc 180-T grinding wheel width 80 (100) mm grinding wheel diameter 450 mm power capacity - grinding motor 7,5 kW table speed -stepless- 10 m/min grinding spindle head - swivable ° turning speed range - workpiece spindle 10 - 800 U/min grinding head swivelling 0 - 15 ° workpiece weight max. 120 kg taper in tailstock-quill MK 4 tailstock quill stroke 35 mm voltage 400 V total power requirement 18 kW weight of the machine ca. 6,5 t dimensions of the machine ca. 3,75 x 2,25 x 1,80 m band filter unit 1,75 x 1,20 x 0,80 m - Serial No.6769 Dodpfxjhkunxs Aktekn - Universal Cylindrical Grinding Machine with internal grinding spindle - CNC-controlled B-Axis for automatic. swivel of spindle head

Condition: ready for operation (used), Year of construction: 2022, functionality: fully functional, machine/vehicle number: OE-70109, grinding wheel diameter: 760 mm, grinding spindle speed: 2,200 rpm, workpiece spindle speed (max.): 500 rpm, clamping length: 2,600 mm, tailstock quill stroke: 60 mm, No minimum price – guaranteed sale to the highest bidder! Bidding obligates the buyer to collect the item within one of the following periods: either between 11/05/2026 and 13/05/2026, or between 18/05/2026 and 21/05/2026. TECHNICAL DETAILS Maximum grinding spindle speed: 2,200 rpm Workpiece spindle speed: 20–500 rpm Maximum workpiece swing diameter: 850 mm Maximum clamping length: 2,600 mm Maximum workpiece weight: 500 kg Maximum grinding wheel diameter: 760 mm Grinding wheel bore diameter: 304.8 mm Peripheral speed: 45 m/s Workpiece spindle mount: Morse taper 6 Tailstock quill stroke: 60 mm Grinding spindle head: X-axis infeed Z-axis feed MACHINE DETAILS Control model: FANUC SERIES OI-TF Djdpfxsym Axno Aktokn Operating voltage: 400 V Frequency: 50 Hz Rated current: 3 x 100 A Connection: 63 kVA Dimensions & Weight Dimensions (L x W x H): 5,000 x 4,500 x 2,900 mm Machine weight: 9,000 kg EQUIPMENT XACTOOLS manufacturer's robot cell with loading unit EPSON industrial robot, maximum payload: 8 kg Vibratory bowls Documentation External reference: Lot 35 / Blickle

Condition: good (used), Distance between points 1000 mm Stitch height 230 mm Main motor power 9.2 Kw Djdpjtrgnzofx Aktskn Working wheel dimensions (h x w x d x w) 500x80x203.2 mm Ø max to grind 460 mm Tailstock cone MORSE 4 MORSE 5 tailstock nose cone Max. Z-axis travel 1115 mm Max. X-axis travel 260 mm Approx dimensions (length x width) 440x370 cm Approx. weight 4700 Kg

Condition: excellent (used), functionality: fully functional, center height: 125 mm, grinding length: 600 mm, grinding diameter: 249 mm, control cabinet length: 1,200 mm, control cabinet width: 40 mm, grinding spindle speed: 1,530 rpm, control cabinet height: 1,500 mm, overall weight: 3,250 kg, For sale is a cylindrical grinding machine manufactured by Kellenberger. The machine is in very good condition. Make: Kellenberger Model: R 125x600 Technical Specifications: Centre distance: 600 mm Centre height: 125 mm Workpiece diameter: 249 mm Power requirement: 10 kW Table: Travel: 700 mm Travel per handwheel turn, coarse/fine: 20/2.5 mm Speed, hydraulically adjustable: 0.02–6 m/min Minimum reversing travel: 1.5 mm Dwell time at reversal, adjustable: 0–5 sec Swivel range: 11 degrees Dsdpfx Akjyyn Ehotjkn Cross slide: Travel with feed handwheel, coarse/fine: 220 mm Travel per handwheel turn, coarse/fine: 4/0.5 mm Rapid traverse and return, hydraulic: 50 mm Feed, electro-mechanical with stepper motor: 0–9.99 mm/Ø Micro-stop of feed, per graduation: 1 µm/Ø Plunge grinding: Feed rate coarse/fine: 1–49/0.2–2.8 µm/sec Grinding spindle head: Grinding wheel, diameter x width x bore: 500 x 80 x 203.2 mm Motor rating: 5.5 kW Grinding spindle speeds: 1220, 1360, 1530 rpm Workpiece spindle head: Swivel range: 360 degrees Speeds, steplessly adjustable: 20–400 rpm Spindle internal taper: Morse 5 Motor rating: 0.9 kW Tailstock: Quill internal taper: Morse 3 Quill travel: 30 mm Machine dimensions: 2800 x 1850 mm Weight: approx. 3000 kg

Condition: good (used), Year of construction: 2000, Universal Cylindrical Grinding Machine Studer S30 leanPRO Studer S 30 Year of manufacture: 2000 Operating hours counter Regular maintenance intervals by manufacturer (last service 11/25, report available) Wheel change: according to manufacturer intervals Hydraulic inspection: annual check Backup battery replacement: included in Studer maintenance Control system: FANUC 16 T Grinding diameter: 350 mm Grinding length: 1000 mm Center height: 125 mm Distance between centers: 650 mm Optional grinding cycles for increased center height Table adjustment: 11° Glass scale on X / Z axis Paper band filter unit Workpiece headstock: approx. 1-1,000 rpm Internal grinding attachment with accessories LED spotlight with flexible arm Grinding wheel: 400x80 mm Frequency converter for external grinding spindle Djdpfoyx Hgzex Aktokn Grinding wheel flange Bore diameter: 127 mm Frequency converter for internal grinding spindle Workpiece weight: approx. 80 kg Workpiece support with live center and MK 4 Workpiece headstock: MK 5 taper Tailstock: MK 3 taper Quill stroke: 40 mm Machine weight: approx. 3,400 kg Installation dimensions (LxW): 2,300x1,550 mm Machine height: approx. 2,000 mm Electrical supply Digital linear measurement system Coolant supply with fleece filter, tank capacity 300L Operating hours counter, control ON: 35,978 h

Condition: good (used), Year of construction: 2013, grinding diameter 140-355 mm grinding length 3000 mm centre height 260 mm weight of the machine ca. 8,3 t dimensions of the machine ca. 8500 x 3500 mm SA 6Ux3000 external cylindrical grinding machine Year of manufacture: 1981 Retrofit: 1 x 2013 SERWEMA Maximum grinding diameter with tailstock: 140 mm Maximum grinding diameter without tailstock: 355 mm Maximum grinding length: 3,000 mm Center height 260 mm Workpiece weight max. 500 kg Dedpfx Aksynmpyjtjkn Machine footprint 8500 x 3500 mm Machine weight 8500 kg

Condition: excellent (used), After repair in 2022. Swing mm 400 Distance between centres mm 1000 Dkodeyzpycopfx Akton Grinding wheel: diameter x hole x width mm 500 x 80 x 203 Taper in spindle Morse 5 Max. workpiece weight between centres kg 300 Grinding spindle revolutions r.p.m. 1720, 1980 Cross motion of grinding spindle mm 415 Motor output kW 9,5 Total input kVA 16 Machine dimensions: length mm 4890 width mm 2320 Machine weight kg 5150

Condition: used, Year of construction: 1990, grinding diameter 360 mm grinding length 1000 mm centre height 180 mm max. workpiece weight between centres 250 kg Maschine mit sehr wenigen Betriebsstunden nach Überholung beim Karstens Fachbetrieb. Zustellsteuerung Jetter Digitalanzeige Innenschleifvorrichtung Reitstock mit Zylindrizitätsfeinverstellung Hydraulische Reitstockpinole Dkjdpfxoxbh Ebo Aktsn Etc... Luftkissenschnellverstellung Schleifspindelstock

Condition: used, Year of construction: 1995, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm Dkjdpoxyadajfx Akton Completely overhauled in 2013 Heavy duty workpiece headstock tailstock Without chuck and without bezel in the photo Kelco 90 control The machine can be viewed in operation at the customer's premises from 2025 up to and including January 2026.

Condition: used, grinding diameter 350 mm grinding length 600 mm centre height 175 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0-9,99 mm/Ø 0-9,99 mm/Ø ±10 ° longitudinal feed of the table 1100 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannung kg cross travel max. 270 mm 80 mm tailstock quill taper MT 3 quill travel 30 mm total power requirement 6,5 kW weight of the machine ca. 3,05 t dimensions of the machine ca. 4 x 2 m Overhauled according to Kellenberger guidelines including new, modern and future-proof control system. Photo of already delivered machine in centre distance 1000mm. -Operation via the touch panel is extremely simple. Dsdpfouxft Eex Aktskn -The symbols on the control panel are practically identical to the original original control system, so there is no need for familiarisation. -Diagnostic function with display of PLC messages and digital I/O -Dressing function can be extended or changed at the customer's request. -Orientated spindle stop of the workpiece spindle possible on request. -New maximum infeed of 40 mm can be extended on request. -Digital display in 2 axes. Resolution x-axis 0.5my Options: -Encoder with digital display in the workpiece headstock -Rotary encoder with digital display in the grinding headstock (no height adjustment with spindle possible) with spindle possible) -New stable internal grinding device diameter 80mm or 100mm with height adjustment. -Increase of the centre height to max. 225mm -Speed control for the grinding spindle Included: -Operating tool -Clamping tube for chuck Further accessories on request. The x-axis of the machine has an electronically controlled infeed system with stepper motor drive. Hydraulic longitudinal and rapid traverse table movement. Versatile application in production for external cylindrical and internal internal grinding or for external, face and internal grinding in one clamping clamping of individual parts. Possible options: -Semi-automatic dressing cycles for external and internal grinding -automatic dressing compensation. -Measuring control

Condition: used, grinding diameter 250,350,450 mm grinding length 1500 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ± 6 ° longitudinal feed of the table 1750 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 80 mm total power requirement 6,5 kW weight of the machine ca. 2,9 t dimensions of the machine ca. 5,6 x 2,0 m As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your machines. Geometrisch überholt und neu lackiert mit original Elektrik jedoch neuer WSS Antrieb und Regler in Drehstromtechnik. Dkeded Ih Dvepfx Aktsn Optional mit Spritzschutztüren und bedienpult vorne siehe Foto 1000U. -Digitalanzeige in 2 Achsen. Auflösung x-Achse 0,5my Optionen: -Schwenkwinkelanzeige Obertisch -Drehgeber mit digitaler Anzeige im Werkstückspindelstock -Drehgeber mit digitaler Anzeige im Schleifspindelstock (keine Höhenverstellung mit Spindel möglich) -Neue stabile Innenschleifvorrichtung Durchmesser 80mm oder 100mm mit Höhenjustierung. -Erhöhung der Spitzenhöhe auf max. 225mm Inklusive: -Bedienwerkzeug -Spannrohr für Futter weiteres Zubehör auf Anfrage. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, grinding diameter 250,350,450 mm grinding length 1500 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ± 6 ° longitudinal feed of the table 1750 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 80 mm total power requirement 6,5 kW weight of the machine ca. 2,9 t dimensions of the machine ca. 5,6 x 2,0 m Overhauled with geometric KELLENBERGER protocoll. Pictures of a similar 1000mm machine. Dedod Ih Dwjpfx Aktjkn -New electrical cabinet -Modern workhead -Modern tailstock -Modern hydraulic power unit -air lift for grindingwheeel head -modern internal grinding device Extension of the upper table swivel to 10° Optional: -Swivel angle digital read out upper table -Swivel angle digital read out workhead -Swivel angle digital read out grindingwhell head -Splash protection door z-axis -Splash protection housing x-axis etc. ADDITIONAL: -we can offer service for the machines -we can offer technical advice -we can offer training -we have spare parts -we have accessories

Condition: used, grinding diameter 250,350,450 mm grinding length 600 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø Dksdpfsd Ih D Njx Aktsn ±10 ° longitudinal feed of the table 900 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 70 mm total power requirement 6,5 kW weight of the machine ca. 2,2 t dimensions of the machine ca. 3,1 x 2,0 m As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your rhauled with geometric KELLENBERGER protocoll -2-axis DRO -Paper filtration Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, grinding diameter 250,350,450 mm grinding length 600 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ±10 ° longitudinal feed of the table 900 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 70 mm total power requirement 6,5 kW weight of the machine ca. 2,2 t dimensions of the machine ca. 3,1 x 2,0 m Compete overhauled machine according to Kellenberger new machine protocoll -Digitalanzeige in 2 Achsen. Auflösung x-Achse 0,5my Optionen: -Drehgeber mit digitaler Anzeige im Werkstückspindelstock -Drehgeber mit digitaler Anzeige im Schleifspindelstock (keine Höhenverstellung mit Spindel möglich) -Neue stabile Innenschleifvorrichtung Durchmesser 80mm oder 100mm mit Höhenjustierung. -Erhöhung der Spitzenhöhe auf max. 225mm -Drehzahlregelung für die Schleifspindel Inklusive: -Bedienwerkzeug -Spannrohr für Futter Dodpfx Aked Ih D Retskn -Spitze MK3 -Spitze MK5 -Futterflansch weiteres Zubehör auf Anfrage. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm dimensions of the machine ca. 3,6/3,5 m Dkjdpfx Akjuwv H Tjtjn As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your is: Kellenberger Kel-Varia Baureihe mit Kelco 90 Steuerung. Mechanische Überholung: -komplette Maschine nach Kellenberger Messprotokoll überholt -Neue servicefreundliche Kabine -Neulackierung Elektrische Überholung: -Neue moderne CNC-RUNDSCHLEIFMASCHINEN-Steuerung -Neu aufgebauter Schaltschrank -Neue Antriebstechnik -Austausch sämtlicher elektrischer Leitungen Berus Druckschalter etc. -Neue Absolut-Glasmaßstäbe in x- und z -Neuer Absolut Drehgeber (Bei-B-Achse) Standardausstattung: -WSS mit Konus MK5, optional mit Adapter MK5/Kurzkegel -RST mit MK4 Konus. Optional mit Feinverstellung -Schleifspindelstock T1/T2/T3 -T1 Schleifscheibendurchmesser 400mm -T2 Schleifscheibendurchmesser 300mm -T3 Innenschleifeinrichtung riemengetrieben. -Schleifspindelmotor 4,4kW -B-Achse hochauflösend -Marposs Messsystem zur Schleifscheibenvermessung. -Längspositionierung Marposs -GAP Control (Sensor am Schleifspindelstock) Optionen gegen Aufpreis: -HF Innenschleifspindel -Hochgenauer, höchst kippsteifer Werkstückspindelstock -Messteuerung Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, grinding diameter 350 mm grinding length 1500 mm centre height 175 mm 500mm grinding wheel diameter New servomotors in x and for the workhead. Photo of already delivered machine in UR equipment. Dkodpfxouwv Ids Aktjn -Operation via the touch panel is extremely simple. -The symbols on the control panel are practically identical to the original original control system, so there is no need for training. -Diagnostic function with display of PLC information and digital I/O -Dressing function can be extended or changed at the customer's request. -Oriented spindle stop of the workpiece spindle possible on request. -New maximum infeed of 40 mm can be extended on request. -Digital display in 2 axes. Resolution x-axis 0.5my Options: -Rotary encoder with digital display in the workpiece headstock -Rotary encoder with digital display in the grinding headstock (no height adjustment with spindle possible) with spindle possible) -Increase of the center height to max. 225mm -Speed control for the grinding spindle Translated with (free version)