Used Cnc External Cylindrical Grinding Machine for sale (69,178)

Condition: good (used), Year of construction: 1990, Ref. -No.: 10301 Manufacturer: TITAN Type: RU 350 x 1-1500 Year of construction: 1990 Type of control: Konventionell Godpfsycpv Sox Abfjuf Storage location: Halberstadt Country of origin: USA Max. Grinding length: 1.500 mm Max. Workpiece Weight: 300 kg Grinding Diameter: 350 mm Max. Dia. Of Grinding Wheel: 280-500 mm Grinding Wheel Width: 80-100 mm

Condition: used, Year of construction: 2010, functionality: fully functional, Rolling machine with accessories. Gusdpfszg Hlwex Abfjf

Condition: used, Year of construction: 1982, Technical details: grinding diameter: 350 mm grinding length: 1000 mm centre height: 225 mm grinding length: max. 1600 mm centre distance: 1540 mm spindle bore: 38 mm max. swivability: 90 ° weight of the machine ca.: 6,0 t dimension machine xH: 4,4 x 2,45 x 2,3 mm Machine with CNC package and DFU connection Multi-range measuring head for interrupted surface Tailstock with cylinder error correction Final balance balancing device Guodpfxow Rktzj Abfof *

Condition: excellent (used), Year of construction: 1969, BHU 40/1500 TOS Hostivar Cylindrical Grinder Grinding diameter 400 mm Gsdpfx Aszg H E Rebfjuf Grinding length 1500 mm Maximum workpiece weight 300 kg Grinding wheel: 600 x 150 mm Longitudinal travel of the table (x-axis): 1 – 1790 mm Grinding head swivels +/- 45° Table swivels +/- 5° Spindle taper: Morse 5 Maximum rotational speed of the grinding wheel spindle: 1240 rpm / 2100 rpm Total power consumption: 22 kVA Machine weight: approx. 7000 kg Cooling system: none Accessories: none

Condition: used, Year of construction: 2013, grinding diameter 300 mm grinding depth 300 mm Travel distance - Z1 470 mm Travel distance - X1 200 mm Tilt angle - B2 1/1000 ° power capacity 3,5 kW Travel distance - Z2 470 mm Travel distance - X2 325 mm Drive power – External grinding spindles 16,5 kW 120 mm grinding diameter - cylindrical 400 mm sanding belt length 400 mm grinding wheel size Ø 500 x 50 x Ø 127 mm Travel distance - U 470 mm Tilt angle – B1 with longitudinal adjustment -1/+12 ° Tilt angle - B1 with workpiece spindle unit -20/+30 ° Manual longitudinal adjustment of the workpiece sp 470 mm Drive power – workpiece spindle 3,8 kW turning speeds 1-895 U/min Load capacity - Spindle head 200 kg Centre height above the swing bridge 200 mm total power requirement 47 kW weight of the machine ca. 10 t dimensions of the machine ca. 3,54 x 2,83 x 2,3 m Accessories / Equipment: - Pneumatic dressing wheel that extends into the working area (mounted behind the workpiece spindle) - Coolant system with paper belt filter - Central lubrication Gedpfx Ajzfqiwsbfjuf - Spindle cooling - Documentation

Condition: used, Year of construction: 2017, controller manufacturer: Siemens, controller model: 840 Dsl, _____ Description: Year of manuf. : 2017 Control : Siemens 840 Dsl Grinding length : 1000 mm In General: Year of manufacture:2017 Control system:Siemens 840 Dsl Centre height:180 mm Centre distance:1,000 mm Maximum workpiece weight:150 kg X-Axis: Technology:Electromechanical Transverse speed:0.001 – 8,000 mm/min Measuring system:Direct, 0.0005 mm (glass scale) Guideway:Hydrostatic Z-Axis: Technology:Electromechanical Table speed:0.01 – 12,000 mm/min Measuring system:Direct, 0.0005 mm (glass scale) B-Axis: Technology:Continuously swivelling axis Resolution:0.001° Clamping:Hydropneumatic Workpiece spindle: Power:2.0 kW Speed:0–600 rpm Chuck:MK 5 and KK 5 C-axis:0.001° Grinding spindle: Disc configuration:left/right Power:9 kW Speed:1,400 rpm Internal grinding spindle: Power:2.2 kW Speed:60,000 rpm Tail stock: Gsdpfxjzhdybe Abfeuf Quill stroke:40 mm Mounting:MK 4 Quill retraction:Hydraulic Cylinder fine adjustment:Yes Equipment: Coolant supply:Coolant system with filter Emulsion mist separator:Mechanical Grinding wheel dresser:Diamond dressing tile Technology option I:Cone grinding Technology option II:Out-of-round grinding Balancing system:Automatic Grinding detection:Via structure-borne sound Workpiece measurement:Linear encoder Accessories:Various flanges, discs and mandrels

Condition: good (used), Tos Hostivar cylindrical grinding machine Type: 1U Guodpfx Ajq H Ap Nebfef X-path: 900 mm bed: 900 x 140 mm Turning diameter bed: 260 mm Chuck diameter: 120 mm Diameter grinding stone max: 320 mm Dimensions: 150x105x140 cm LxWxH

Condition: used, Year of construction: 1977, functionality: fully functional, machine/vehicle number: 1000U, KELLENBERGER Round Grinding Machine 1000 U Manufacturer: KELLENBERGER Model: 1000 U Machine number: 457/1893 Year of manufacture: 1977 Technical data Gjdpfx Abjylbicsfjuf Center height: 125 mm Center distance: 1,000 mm / max. 1,200 mm Largest possible swing diameter: 250 mm Max. length for surface grinding (with B=200 mm): 1,300 mm Work surface of the table: 1590 x 140 mm Grinding wheel dimensions for round grinding: 350 / 400 x 50 x 127 mm Grinding wheel dimensions for surface grinding: 250 x 13 x 76 mm Table speed: 6 m/min Speeds of the grinding spindle: 1500 / 1700 / 2200 / 3600 rpm Workpiece speeds, continuously adjustable: 20 - 400 rpm Grinding wheel head, swiveling: 270° Locking: every 90° Swiveling range of the workpiece spindle stock: 360° Max. inclination of the table: 9° Transverse movement of the grinding slide: 285 mm Feed per table revolution, continuously adjustable: 0.001 - 0.03 mm/revolution Feed amount during plunge grinding: 0 - 0.9 mm/revolution Micro-stop of the feed per graduation: 0.001 mm/revolution Spindle taper: MK 5 Tailstock: MK 3 Dimensions & Weight Length x Width x Height: 4210 x 1750 x 1500 mm Weight: 3,100 kg

Condition: used, Year of construction: 1995, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm Teilüberholte Maschine mit Messprotokoll nach Neumaschinentoleranz NEUE Steuerung Eckelmann ENC mit BEMA Schleifsoftware Guedpfxsyatx Ss Abfof KEL-ASSIST für Kelco 90 numerisch gesteuerte B-Achse Innnschleifrinrichtung Dia 80mm Schleifscheibe links Durchmesser 400mm Schleifscheibe rechts Durchmesser 300mm Innenschleifspindel HJN 828 hydraulischer Reitstock Mikroverstellung KEL SET Messsystem

Condition: used, Year of construction: 2001, We are selling grinding and regulating wheel spindles for a Lidköping CL 630. The machine is no longer for sale! Only the spindles 6x regulating wheel spindles 8x grinding wheel spindles Guodpfx Absrf Ukqjfjf Individually or in a package

Year of construction: 2001, condition: excellent (used), Cylindrical grinder Grinding width 64 cm Grinding height 10.5 cm Gjdpsmicz Tsfx Abfjuf Two rollers. 3.7 kW motor

Condition: excellent (used), Year of construction: 2011, functionality: fully functional, machine/vehicle number: 632054, There are several machines of the same type/process available. Loading varies – both gantry and robot systems are used. --- (Please provide us with your offer price.) Gsdpjzfwnajfx Abfeuf Sales only within Europe, including Turkey. Price excludes packaging; delivery condition: FCA (machine location). ===== Technical data can be found in the attached handout. Any warranty claims are excluded. We do not guarantee the accuracy of the technical data and year of manufacture, the completeness of accessories and tool equipment, or compliance with all safety and environmental protection requirements mentioned in the accident prevention regulations. No sales to private individuals.

Condition: good (used), Distance between centers: 760 mm Maximum travel on the Z axis: 650 mm Gusdpfx Abjv Tmtlsfof Maximum grinding length: 430 mm Maximum grinding diameter: 250 mm Height of centers: 125 mm Maximum grinding wheel diameter: 500 mm Maximum travel on the X axis: 320 mm CNC brand: FANUC CNC model: 18TB Main motor power: 7.5 kW Z and X axis resolution: 0.1 µmm Workhead taper: MORSE 5 Workhead hole diameter: 38 mm Tailstock taper: MORSE 4 Workhead rotation speed: 8 to 800 rpm Dimensions (length x width): 2500 x 2000 mm Weight: 4700 kg

Condition: good (used), Year of construction: 2021, operating hours: 5,500 h, grinding length: 600 mm, grinding diameter: 440 mm, feed length X-axis: 325 mm, feed length Z-axis: 750 mm, Control system, serial number and main data o Control system: SIEMENS, Type 840 D SL o Operating hours recorded: 5,475 Travel ranges o X-axis travel: 325 mm o Z-axis travel: 750 mm Axis speeds o X and Z axes max.: 15,000 mm/min o X and Z axes min.: 0.01 mm/min Working area o Max. grinding length: 600 mm o Max. grinding diameter: 440 mm o Min. grinding diameter: 10 mm Performance data o Grinding spindle: 1 tool for external cylindrical grinding o Tool dimensions: Ø 610 x 160 x 304.8 mm o Cutting speed: 60 m/s o Power: 15 kW Workpiece spindle o Speed range: 30 - 5,000 min⁻¹ o Taper: 5 Morse Tailstock o Design: pneumatic o Max. quill stroke: 80 mm o Taper: 5 Morse Connection values o 400 V / 50 Hz / 71 A / 43 kW Automation / Peripherals Gedpfxszgdtlo Abfouf • Handling robot, YASKAWA, Type YR-1-06VXH12-A00, year of manufacture 2022, serial number 6V2272528290001 • Automation system / workpiece storage, EGS AUTOMATION DANOBAT, Type CG600-BL1, year of manufacture 2023, serial number 190605-6, 2-position • Filter, 3FS, Type M1600, No. 565209, year of manufacture 2021, weight 85 kg • Oil band filter, MICROFILTER, Type EASYBAND 150, serial number 0202, year of manufacture 2021 • Pump, REXROTH, Type HM-46

Condition: good (used), Year of construction: 2022, operating hours: 7,400 h, machine/vehicle number: 100644, grinding length: 600 mm, workpiece length between centers: 600 mm, feed length X-axis: 650 mm, feed length Z-axis: 1,000 mm, overall weight: 10,000 kg, Control, monitoring, and operating data o NC control: SIEMENS, Type 840 D SL o Year of manufacture: 2022 o Serial number: 100644 o Recorded operating hours: 7,315 o Monitoring system: MARPOSS, Type P7 Travel ranges o X-axis: 650 mm o Z-axis: 1,000 mm Axis speeds o X and Z axis max.: 15,000 mm/min o X and Z axis min.: 0.01 mm/min Working area o Max. grinding length: 600 mm o Center distance: 225 mm Performance data o Grinding spindle: 1 tool for external cylindrical grinding o Tool dimensions: Ø 760 x 250 x Ø 304.8 mm o Cutting speed: 60 m/s o Power: 30 kW o Max. grinding wheel speed according to text: approx. 80 m/s Workpiece spindle o Axis speed: 5 - 1,000 min⁻¹ o Taper: 5 Morse o Motor torque: 16 N.m Tailstock & facing tool o Taper: 5 Morse o Max. tailstock quill travel: 80 mm o Diamond wheel profiler Saddle drives o Torque of X-axis motor: 28 N.m o Torque of Z-axis motor: 16 N.m Operating data o Year of manufacture: 2022 o Recorded operating hours: 7,315 o Operating pressure: approx. 6 bar General data o 3 x 400 VAC / 50 Hz / 72 kW / 119 A o Weight: 10,000 kg Peripherals Gjdezgbw Ispfx Abfeuf • Automated workpiece removal station, JOVI, Type 1113B, year of manufacture 2022, weight approx. 300 kg • Air filter unit, IFS, Type M 1600, year of manufacture 2022, serial no. 567663, weight approx. 85 kg, connection power 380 - 460 V, 50 / 60 Hz, 0.7 kW, 1.5 - 2.1 A • Hydraulic unit, REXROTH, Type Deposito HE-16120 • Coolant filter unit, MICRONFILTER, Type EASY 250 / KMT350, year of manufacture 2022, serial no. 0201, tank volume approx. 2,300 l, connection power 400 V / 50 Hz, 2.44 kW • Immersion cooler, HASCH, Type MCS-120ST-05AOP6R7S7UZ1-3405C, year of manufacture 2022, serial no. 1003220300954, weight approx. 206 kg • Magnetic separator, MICRONFILTER, Type KMT350, serial no. 0211 • Tool loading unit, DANOBAT, Type rotary table lift, year of manufacture 2022, serial no. 3130490901, weight approx. 350 kg, max. load capacity approx. 360 kg

Condition: good (used), Year of construction: 2022, operating hours: 2,800 h, grinding length: 600 mm, grinding wheel diameter: 450 mm, total width: 3,300 mm, total length: 2,900 mm, total height: 1,900 mm, grinding diameter: 290 mm, quill stroke: 80 mm, distance between centers: 600 mm, grinding wheel width: 50 mm, feed length X-axis: 300 mm, feed length Z-axis: 800 mm, grinding spindle motor power: 25,000 W, grinding spindle speed: 4,500 rpm, Technical Data Year of manufacture, serial number and operating hours o Year of manufacture: 2022 o Operating hours recorded: 2,737 Control and monitoring o Control: SIEMENS, type SINUMERIK o Monitoring system: MARPOSS, type P7 Travel distances o X-axis: 300 mm o Z-axis: 800 mm Axis speeds o X and Z axis max.: 15,000 mm/min o X and Z axis min.: 0.010 mm/min Work area o Max. grinding length: 600 mm o Center height above the table: 150 mm o Max. swing diameter above the table: 290 mm o Workpiece weight: approx. 50 kg Performance data o Grinding wheel speed: up to 120 m/s o Max. grinding wheel dimensions: Ø 450 x 50 mm o Workpiece spindle speed: 30 - 2,000 rpm o Grinding wheel drive: 25 kW / 70 Nm / max. 4,500 min⁻¹ o Workpiece spindle: 15 kW / 24 Nm / max. 5,000 min⁻¹ Hydraulic steady rest and tool dresser o Taper: MT4 o Max. quill stroke: 80 mm o Diamond dressing wheel, outer diameter 100 mm Workpiece spindle o Taper: MT5 Operating data & connection values o Operating hours recorded: 2,737 Gjdpfxozgan So Abfouf Machine connection values o 3 x 400 VAC / 50 Hz / 58 kW / 97 A Dimensions / Footprint o Required footprint (L x W x H): 2,810 x 3,300 x 1,900 mm Peripherals • Automated workpiece removal station, JOVI, type 1113A, year of manufacture 2022, own weight approx. 300 kg • Air filter unit, IFS, type VARIO M 2000, serial no. 568113, year of manufacture 2022, own weight approx. 120 kg, connection power 400/460 V, 50/60 Hz, 0.7 kW, 1.7/1.6 A • Water cooling unit, HASCH, type MCW-50CT-17AUZ1-3407C, serial no. 1001220302582, year of manufacture 2022, own weight approx. 150 kg, tank volume approx. 15 l • Coolant filtration system, MICRONFILTER, type EASY 250 / KMT350, serial no. 0201, year of manufacture 2022, tank volume approx. 2,300 l, connection power 400 V / 50 Hz, 5.34 kW • Immersion cooler, HASCH, type MCS-120ST-05AOP6R7S6UZ1-3407C, serial no. 1003220400836, year of manufacture 2022, own weight approx. 206 kg • Coolant tank, MICRONFILTER, type VR200L / MIN-150L, serial no. 0201, year of manufacture 2022, tank volume approx. 150 l, connection power 400 V / 50 Hz, 1.1 kW • Separating magnet, MICRONFILTER, type KMT350, serial no. 0212 • Loading unit, DANOBAT, type rotary table lift, serial no. 3810490908, year of manufacture 2022, own weight approx. 170 kg, max. load capacity approx. 230 kg • Rotary table trolley, year of manufacture 2022, serial number 110000503

Condition: used, functionality: fully functional, For sale is a high-precision universal and tool grinding machine, Strausak AG, Type 57U. Thanks to its versatile design with a cross table, it is ideal for tool, mold, and gauge manufacturing. It handles demanding grinding tasks on highly hardened workpieces (even in the range of 60–65 HRC) with absolute reliability. The spindle speed can be flexibly adjusted, and the maximum longitudinal travel of the X-axis is 600 mm with a center distance of 780 mm. The machine is in good condition. Machine Type 57U Manufacturing No. (Serial Number) 10686 Order No. 44137 Voltage (Volts) 380 V Frequency (Hz) 50 Hz Technical Feature Specification Max. Table Stroke / Longitudinal Travel (X-axis) 600 mm Center Distance (Workpiece Length max.) 780 mm Center Height 125 mm – 175 mm (depending on height blocks) Max. Grinding Diameter approx. 348 mm Table Dimensions 1,030 mm x 214 mm Table Swivel Range ± 9° Gsdpfx Absv E Ivfsfeuf Machine Weight (Net) approx. 2,500 kg (Shipping Weight approx. 2,700–2,800 kg) Net Machine Dimensions (L x W x H) approx. 2.30 m x 1.50 m x 1.50 m Recommended Space Requirement (Installation) at least 3.50 m x 2.50 m Spindle Speeds Continuously variable / Belt stages from 2,250 to 6,000 rpm Table Feed Continuously adjustable from 0 to 16 mm/min Do you need a high-quality but affordable metalworking machine for your production? Or do you want to sell yours? For further information or contact options, please visit our website.

Condition: reconditioned (used), Year of construction: 2026, SCHAUDT E450x1500 cylindrical grinding machine, following a complete overhaul and modernization to a CNC grinding machine. The machine has geometrical acceptance parameters in accordance with WOT acceptance conditions. Safe operation of the grinding machine is ensured by a semi-enclosed cabin and all electrical and mechanical safety devices in compliance with CE standards. SCHAUDT E450 x 1500 1. Nominal grinding length – 1,500 mm 2. Maximum length of workpiece clamped in centers – 1,623 mm 3. Maximum grinding length – 1,540 mm 4. Center height – 150 mm 5. Maximum weight of workpieces clamped in centers – 200 kg 6. Maximum permissible weight of workpiece clamped in a chuck – 50 kg 7. Grinding machine length – 5,600 mm 8. Grinding machine depth – 2,600 mm 9. Grinding machine height – 2,000 mm 10. Center height above the floor – 1,020 mm 11. Total weight – 5,200 kg 12. Total power consumption – 15 kVA 13. Total travel in the X-axis – 300 mm 14. Rapid traverse speed of the grinding wheel (JOG) AUTO – 750 / 1000 m/min 15. Grinding wheel spindle speed - non-adjustable – 1,430 rpm 16. Grinding wheel feed rate in the X-axis in INC mode: Min – 0.001 mm Max – 0.1 mm 17. Grinding wheel feed rate in the Z-axis in INC mode: Min – 0.001 mm Max – 0.1 mm 18. Feed rate range in plunge grinding mode – 0.06-20 mm/min 19. Total travel of the spindle base – 300 mm 20. Power of the grinding wheel drive motor – 7.5 kW Gusdezfyw Rjpfx Abfsf 21. Grinding wheel peripheral speed – 32 m/s 22. Diameter of the new grinding wheel – 500 mm 23. Bore for mounting the grinding wheel – 203 mm 24. Maximum workpiece diameter when clamped in collets – 0.5-20 mm 25. Workpiece spindle speed range – 1-400 rpm 26. Power (torque) of the workpiece spindle drive motor – 1.9 (11) kW(Nm)

Condition: excellent (used), Year of construction: 2010, Cylindrical grinding machine Fab. Robbi Group Typ. Omicron 600 RT5 Year 2010 Guedjwhm Rfopfx Abfsf 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 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: good (used), Year of construction: 1987, Ref. -No.: 10635 Manufacturer: TOS HOSTIVAR Type: BHU 32 Year of construction: 1987 Max. Grinding length: 630 mm Guedpozc D Ezsfx Abfjf Grinding Diameter: 320 mm

Condition: good (used), Year of construction: 2004, Ref. -No.: 10629 Manufacturer: MICHAEL DECKEL Type: S20 Turbo Year of construction: 2004 Type of control: CNC-Steuerung Storage location: Halberstadt Country of origin: Germany Workpiece Diameter: 250 mm Max. Grinding length: 340 mm Max. Workpiece Weight: 50 kg Gujdpfxozc D Eho Abfef Grinding wheel diameter (max.): 150 mm Turning Speeds: 8000 RPM Workpiece holder: SK 50 Further information: The machine can be viewed while powered up.

Condition: good (used), Year of construction: 1997, Ref. -No.: 10619 Manufacturer: KELLENBERGER Type: 600 U Nr. 35 Year of construction: 1997 Type of control: Konventionell Control: n/a Storage location: Halberstadt Country of origin: Switzerland Distance between center: 600 mm Center height (standard): 125 mm Height of centers by lifting work blocks head and tailstock: 175 - 250 mm Swing diameter with lifting blocks max.: 350 - 500 mm Guodpfjzc D Dqox Abfef Table swivel / each side: 10 ° Dwell time of the table reversal: 0- 5 Sec Diameter / width / hole: 250 x 13 x 76 mm Speeds of the grinding wheel spindle: 1500 / 1700 / 2200 / 3600 Swiveling grinding wheel head: 360° ° Cross movement of the grinding wheel head: 285 mm Quickly pulling the wheel head back and forth: 40 mm Intermittent injection for each reversal of the table: 0,001 - 0,03 mm / dia Working speeds continuously adjustable (normal / special): 20-400 / 10-400 Max. Grinding length: 900 mm Further information: The machine can be viewed while powered up.

Condition: good (used), Year of construction: 2001, Ref. -No.: 10617 Manufacturer: KELLENBERGER Type: 600 U Nr. 36 Year of construction: 2001 Type of control: Konventionell Control: n/a Storage location: Halberstadt Gusdpozc D Dkofx Abfsf Country of origin: Switzerland Distance between center: 600 mm Center height (standard): 125 mm Height of centers by lifting work blocks head and tailstock: 175-250 mm Swing diameter with lifting blocks max.: 350 - 500 mm Table swivel / each side: 10 ° Dwell time of the table reversal: 0 -5 Sec Diameter / width / hole: 250 x 13 x 76 mm Speeds of the grinding wheel spindle: 360° Cross movement of the grinding wheel head: 285 mm Quickly pulling the wheel head back and forth: 40 mm Intermittent injection for each reversal of the table: 0,001 - 0,03 mm / dia Micro-corrector of the feed, 1 division of the dial: 0,001 mm / Ø Working speeds continuously adjustable (normal / special): 20 - 400 / 10-400 Max. Grinding length: 900 mm Further information: The machine can be viewed while powered up.

Condition: used, Cylindrical Grinding Machine: Schaudt Gjdjy R Dlfepfx Abfjuf Model: RFH 500 Condition: used Centre height: 100 mm Centre distance: 500 mm Spindle speeds: 2225 / 2500 / 2825 rpm Grinding wheel diameter min./max.: 200 - 300 mm Weight, approx.: 1900 kg Equipment: - Manual & automatic operation - Coolant system - Machine lamp - Emergency stop button - Machine leveling feet

Condition: refurbished (used), Year of construction: 2004, functionality: fully functional, machine/vehicle number: 027.0149, CNC internal and external cylindrical grinding machine S33 CNC – undergoing refurbishment. Gujdpfxezcuwbo Abfof Delivery time: approximately 14 weeks. Technical data and accessories as per the attached PDF. Photo = sample photo only.