Used Six Spindle Automatic Lathe for sale (34,946)

Condition: not inspected (used), Year of construction: 2008, functionality: unexamined, machine/vehicle number: R14507, Year 2008 with Fanuc 18i-TB With LNS Tryton 107 Country of origin: JP Voltage: 200V 3ph 50/60Hz Dimensions: 141x56x140 cm Net machine weight: 950 kg TECHNICAL SPECIFICATIONS (Standard) Number of axes: 6 Number of spindles: 2 Main spindle Max bar diameter: Ø 7 mm Max machining length: 40 mm Stroke: 40 mm Spindle speed: 16,000 rpm Spindle power: 1.1 kW C axis indexing accuracy: 0.0001° Sub-spindle Max bar diameter: 7 mm Spindle speed: 10,000 rpm Power: 0.5 kW C axis indexing accuracy: 1° Tool post 1 Number of positions: 5 Driven positions: 2 Rotating tool speed: 8,000 rpm Tool post 2 Number of positions: 3 End-working attachment Number of positions: 3 Sub-operation Number of positions: 3 Ljdpfeya Aq Rox Akqjhn All technical details are provided without obligation and subject to errors or omissions.

Condition: new, Bernardo Production Lathe Goliath 660 x 3000 incl. 3-Axis Digital Readout Technical Specifications Centre distance: 3000 mm Centre height: 330 mm Swing over bed: 660 mm Swing over gap*: 870 mm Swing over cross slide: 420 mm Bed width: 400 mm Spindle bore: 105 mm Spindle mounting: DIN 55029, D1-8 Lhjdpfjxxaxnex Akqjn Speed range (16 steps): 36 – 1600 rpm Longitudinal feed range (65 steps): 0.063 – 2.52 mm/rev Cross feed range (65 steps): 0.027 – 1.07 mm/rev Metric threads (22): 1 – 14 mm Inch threads (26): 2 – 28 TPI (G/1") Quill diameter: 75 mm Quill travel: 150 mm Quill taper: MT 5 Motor power: 9.0 kW (12.0 HP) Machine dimensions (W x D x H): 4500 x 1280 x 1650 mm Approx. weight: 3990 kg * Removable bed gap: 240 mm Features • Versatile applications in general engineering, production, single-part manufacturing, etc. • The one-piece cast machine bed offers extremely high rigidity and low vibration, fulfilling a key requirement for precision turning • Modern headstock bearing with precision angular contact ball bearings • Central, user-friendly control for feeds and threading, with lead and feed screws • Rapid traverse (longitudinal and cross) as standard to minimize non-productive times • Large-dimensioned, hardened, and precision-ground gears • Removable gap bridge enables machining of large-diameter workpieces • Adjustable tailstock for taper turning, handwheel with adjustable fine scale (0.02 mm) • Electromechanical foot brake to reduce non-productive times • Excellent machining performance even during facing operations Scope of delivery • Slip clutch • Rapid traverse (longitudinal and cross) • LED machine lamp • 3-axis digital readout ES-12 V with LCD display • 3-jaw chuck PS3-315 mm / D8 • Face plate 630 mm • Fixed steady rest – max. bore diameter 250 mm • Travelling steady rest – max. bore diameter 110 mm • 1 live centre / 1 revolving centre • Motor with magnetic brake according to CE standard • Foot pedal with brake function to CE standard • Factory fill with Shell Tellus 46 • Coolant device • Quick-change toolpost with 4 holders • Safety guard for quick-change toolpost • Reducing sleeve • Chip guard (swarf back panel) • Operating tools

Condition: used, Year of construction: 1996, functionality: fully functional, turning diameter: 710 mm, turning length: 3,000 mm, Universal lathe FAT Poland Model: TUR 710 x 3000 Year of manufacture: 1996 Accessories: Lsdpfxsxxm A Hj Akqjhn Digital readout 3-jaw chuck Tool holder Steadies Live centre

Condition: used, Year of construction: 1993, functionality: fully functional, Weiler / Contec (licensed manufacturing) Matador lathe, year of manufacture 1993, with 3-axis Elesta digital readout, four-jaw chuck, Multifix quick-change toolpost, rear splash guard, and electrical chuck guard. The machine is in good, ready-to-use condition and can be demonstrated under power by arrangement. Lsdpfx Akoxp Rvlsqjhn

Condition: used, Year of construction: 1993, functionality: fully functional, Weiler / Contec (licensed manufacturing) Matador lathe, year of manufacture 1993, with 3-axis Elesta digital readout, four-jaw chuck, Multifix quick-change toolpost, rear splash guard, and electrical chuck guard. The machine is in good, ready-to-use condition and can be demonstrated under power by arrangement. Lhedpfx Asxp Ru Uokqsn

Condition: used, functionality: fully functional, Weiler Matador VS-2 guide and feed spindle lathe Technical data: >> Year of manufacture approx. 1970 Machine no. M1012 >> Center height 140 mm >> Center width 500 mm >> Speed: 30 – 3550 rpm >> Spindle passage 36 mm >> Short taper spindle head DIN 55022-5 with bayonet lock >> Tailstock MK 3 Ledpjvv Etvofx Akqehn >> Feed rates from 0.010 to 1.184 mm / rev >> Possible threads metric, inch, module and diametric pitch >> Metric thread pitches from 0.25 to 15 mm >> Weight approx. 700 kg >> Length 1.4 m, height 1.2 m, depth 0.55 m Accessories and equipment: >> Collet device 32 collets (set is not complete) with holder >> 1 three-jaw chuck 1 set of jaws >> 1 four-jaw chuck 1 set of jaws >> Mulifix size A with 2 steel holders >> Change gears >> Bed stop About the machine: A used Weiler Matador VS-2 is offered in a fully functional condition. Take the opportunity to view this machine on site under power and see for yourself its condition.

Condition: used, CNC turning machine TRAUB, Type TND 400 Serial No. 708, Year of manufacture 1996 CNC control TRAUB TX 8 F Nominal turning diameter: 400 mm Swinging diameter over bed: max. 470 mm Spindle bore in draw tube: 65 mm Motor power, spindle drive: 22 kW Total power consumption: 35 kW Mains connection: 380 volts, 50 Hz Lhsdszacwdspfx Akqsn - Electronic handwheel - RS 232 data interface - Turret with 12 tool positions, VDI 40 - Includes 8 tool holders, VDI 40 - 3-jaw chuck, Ø 225 mm, SMW Autoblok, Type KNCS-N-Ø 225-65 Includes a large quantity of chuck jaws - Hydraulic internal expanding cylinder, SMW, Type ZHDAS-130-67 - Chip conveyor, KNOLL, Type 200 S-1/600 - Coolant system - Hydraulic unit (L x W x H 650 x 500 x 1000 mm) Space requirement L x W x H: 4800 x 2000 x 2100 mm Space requirement, base machine L x W x H: 3500 x 2000 x 2100 mm Space requirement, chip conveyor L x W x H: 4500 x 700 x 1550 mm Weight: approx. 5 tons Good condition Machine is ready for demonstration. The internal expanding cylinder for workpiece clamping needs to be repaired.

Condition: used, Year of construction: 2007, STAR SR20II RII, year 2007, with a bar feeder. Lhsdpfx Ako Acmyqjqon

Year of construction: 2023, condition: ready for operation (used), Turning length: 705mm, turning diameter: 230mm, travel X1/X2: 165mm/195mm, travel Y: 100mm, travel Z1/Z2: 700mm/702mm, bar passage: 51mm, speed: 6000rpm, tool positions: 2x12. Machine dimensions X/Y/Z: approx. 5100mm/2200mm/2500mm, weight: approx. 8400kg, control: Fanuc 31i-B, operating hours: 1565h, spindle hours: 506h. Includes transformer, chip conveyor, filter system, and cooling unit. The cabin door window is broken. Documentation available. An on-site inspection is possible. Lhsdpfsxaphnex Akqsn

Year of construction: 2023, condition: ready for operation (used), Turning length: 705mm, turning diameter: 230mm, travel X1/X2: 165mm/195mm, travel Z1/Z2: 700mm/720mm, bar passage: 51mm, speed: 6000rpm, tool positions: 2x12. Machine dimensions X/Y/Z: approx. 5100mm/2200mm/2500mm, weight: approx. 8200kg, control: Fanuc 31i-B, operating hours: 1407h, spindle hours: 343h. Includes transformer and chip conveyor. Documentation available. An on-site inspection is possible. Lhsdpfxsxaphuj Akqon

Condition: ready for operation (used), Year of construction: 1969, Centre height: 355 mm Centre distance: 3000 mm Max. swing diameter over bed/gap/cross slide: 715/790/520 mm Spindle bore: 86 mm Spindle mount according to DIN 55027: Size 11 Quill taper of tailstock: MK 5 21 spindle speeds: 5.6 - 560 rpm 42 feeds longitudinal/cross: 0.09 - 5.6/0.045 - 2.8 mm 22 Whitworth threads: 2 - 28 TPI 28 metric thread pitches: 1 - 14 mm 27 module thread pitches: 0.25 - 3.5 module 32 module threads: 4 - 56 module 32 diametral pitch threads: 8 - 112 DP Drive motor, pole-changeable: 380 V, 7/11 kW Weight approx.: 7 t Space requirement approx.: 6000 x 2300 mm Ledpfxexpuu Eo Akqshn

Condition: used, Year of construction: 2005, CNC Mitsubishi Mieldas 635 LC Max. machining diameter Ø 32 mm (from Ø 10 mm) Max. machining length 320 mm for the chuck Max. front drilling diameter Ø 12 mm Max. front tapping diameter M 10, tap M 8 (die) Through-hole diameter of the spindle Ø36 mm Main spindle speed from 200 to 8,000 min¯¹ Main spindle speed change Continuous S + 4-digit numerical value Main spindle indexing 1° Main spindle C-axis 0.001° Max. diameter of the chuck Ø 32 mm of the rear spindle Max. workpiece length for pick-up 145 mm from the rear spindle Max. workpiece overhang length 25 mm of the rear spindle Max. drilling diameter in the Ø 10 mm rear machining process Max. tapping diameter in the M8 rear machining process Rear spindle speed from 200 to 7,000 min¯¹ Rear spindle speed change Continuous S + 4-digit numerical value Rear spindle indexing 1° Counter-spindle C-axis 0.001° Tool holder spindle Max. tapping diameter Ø 7 mm Spindle speed M 6 Spindle speed change from 200 to 5,000 min¯¹ Continuous S + 4-digit numerical value Opposite tool holder Max. drilling diameter Ø 7 mm Max. tapping diameter M 6 Spindle speed from 200 to 4,500 min¯¹ Spindle speed change Continuous S + 4-digit numerical value Guide sleeve and chuck models Main spindle chuck MC081-M Guide sleeve FG531-M Rego type ER16/AR16 chuck Rear spindle chuck FC081-M-K Number of tools to be mounted Up to 18 tools + α Tool dimensions Tool (multiple tool holder) 16 x 169 x 130 mm Sleeve (opposite tool holder) Ø 25.4 mm Maximum diameter of the tool mounted in the rotating tool holder of the tool holder Lhsdoy Uvy Ajpfx Akqjn Drill and front milling cutter Ø 10 mm Rapid feed rate 20 m/min Minimum increment of movement X1 axis 0.001 mm Y1 axis 0.001 mm Z1 axis 0.001 mm X2 axis 0.001 mm Z2 axis 0.001 mm Z3 axis 0.001 mm Axis travel X1 axis 108 mm Y1 axis 275 mm Z1 axis 325 mm X2 axis 228 mm Z2 axis 130 mm Z3 axis 410 mm Bar length 2,500 mm Center height 1,132 mm IEMCA BOSS 332-E BAR FEEDER INCLUDED Machine complete with manuals and CE declaration of conformity. All technical data shown are indicative and may be subject to change without notice, and therefore should not be considered binding.

Condition: ready for operation (used), Year of construction: 1984, functionality: fully functional, spindle bore: 250 mm, Oil country lathe SARO SBF 7/3000 Max. diameter: 700mm Spindle hole: 250mm Turning length: 3000mm Lodpfx Aezt Irxekqjhn ✅ Working condition ✅ New electrical panel ✅ Full documentation

Condition: ready for operation (used), Machine in good operating condition Lhsdpfx Aoy Rnfvjkqen

Condition: used, TECHNICAL DETAILS Lhodpozzfk Ijfx Akqen - Maximum workpiece diameter : 4 [mm] - Travel : 24 [mm] WEIGHT & DIMENSIONS - Machine floor space : 1580 x 1100 [mm] - Machine height : 1505 [mm] - Machine weight : 800 [kg]

Condition: excellent (used), functionality: fully functional, Weiler Primus lead and feed screw lathe from training workshop !!! Technical data: >> Year of construction approx. 1985 >> center height 120 mm >> center distance 430 mm >> Speed: 60 - 3000 rpm in 18 gear steps >> Spindle clearance 23 mm >> Short taper spindle head KK4 DIN 55027 >> Tailstock MK 2 >> Feed rates from 0.03 to 0.15 mm /rev >> Possible threads metric, inch, module and diametral pitch >> Metric thread pitches from 0.25 to 2.5 mm >> Weight approx. 360 kg Lhedpfsu Aftgjx Akqen >> Length 1.2 m, height 1.3 m, depth 0.65 m Accessories and equipment: >> 1 piece three-jaw chuck 160mm with 1 set of jaws >> 1 new three-jaw chuck 125mm with 2 sets of jaws >> Collet chuck device with collets from 1 mm to 20 mm 1 mm increasing >> Mulifix size A with 3 steel holders >> Fence >> Change wheels To the machine : We are offering a Weiler Primus lathe in very good condition. The machine is of course fully functional. The slides all run very smoothly and evenly. The Weiler runs smoothly even at high speeds. The Primus was used in a training workshop. This newer generation of Weiler lathes is very user-friendly and surfaces can be produced as if they were ground. Take the opportunity to inspect this machine on site under power and see for yourself its condition.

Condition: excellent (used), Year of construction: 2021, functionality: fully functional, machine/vehicle number: R6L211501, EMCO Turn S65 TM – 2-axis CNC lathe with EMCO SL1200 short bar loader - 2-axis CNC lathe without tailstock, featuring driven tools and C-axis - 18 kW drive power Ljdpeyzn H Usfx Akqjhn - 0–4,200 rpm spindle speed - Linear guideway system - Digital drive technology - Direct spindle encoder - Sinumerik 828D with ShopTurn conversational programming Equipment - 12-position VDI 30 axial tool turret with direction logic for up to 12 live tooling stations (5 kW, 20 Nm, 0–5,000 rpm) - C-axis for main spindle - Mechanical spindle brake (minimum increment 0.01°) - Size 65 headstock with KK6 spindle nose (DIN 55026) - Hollow clamping cylinder incl. draw tube - Machine lamp - Coolant system - Hydraulic power unit - Interface for chip conveyor - Documentation Other features - EMCO SL1200 short bar loader ----- Attractive offer – flexible & worry-free We offer you not only a high-quality product but also tailored financing solutions adapted to your needs. Whether down payment, installment plans, or individual financing models – together we will find a solution that fits. If you wish, we can also handle the complete logistics and transportation. From planning to punctual delivery, we ensure a smooth and reliable process, so you don’t have to worry about a thing. 📞 Contact us for more information or a non-binding quote. We provide personal and professional advice. ----- Subject to prior sale, errors, and changes.

Condition: used, Year of construction: 2016, turning speeds 0 - 8.000 U/min hollow 20 mm control FANUC - 31i B Turning Automatic Lathe - swiss lathe | ML20C5 - 2016 equipped with bar feeder and chip conveyor. Lsdpfxoz Dbynj Akqohn The machine is in a well-maintained condition. Please refer to further technical details in the attachement of the offer. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #Tags: ML20C5 | ML-20C5 | ML-20 C5 | ML 20 C5

Year of construction: 1977, condition: ready for operation (used), Two Schütte six-spindle turning machines including one Iemca bar feeder are available. 1) Schütte SF 42, year of manufacture: 1977, number of spindles: 6, max. bar capacity: 42mm, max. longitudinal slide stroke: 125mm, speed: 2240rpm, machine dimensions X/Y/Z: approx. 6500mm/1400mm/2200mm, weight: approx. 10000kg. Including pick-off spindle, cams, collets, chip conveyor, oil mist extraction system and Iemca PRA40/33/P bar feeder. 2) Schütte SF 51 DNT, year of manufacture: 1987, max. bar capacity: 51mm, number of spindles: 6, max. turning length: 102mm, max. drilling depth: 102mm, spindle circle diameter: 340mm. Including pick-off spindle, CNC cross slide in position 4, cams, collets, auxiliary coolant pump and chip conveyor. Documentation available. An on-site inspection is possible. Lhjdpjzbuuwjfx Akqen

Condition: excellent (used), functionality: fully functional, Weiler Primus guide and spindle lathe from the training workshop!!! Technical data: >> Year of manufacture approx. 1985 Machine no. 1191 >> Center height 120 mm >> Center width 430 mm >> Speed: 60 - 3000 rpm in 18 gear stages >> Spindle passage 23 mm >> Short taper spindle head KK4 DIN 55027 >> Tailstock MK 2 >> Feed rates from 0.03 to 0.15 mm / rev >> Possible threads metric, inch, module and diametric pitch >> Metric thread pitches from 0.25 to 2.5 mm >> Weight approx. 360 kg >> Length 1.2 m, height 1.3 m, depth 0.65 m Accessories and equipment: >> 1 x three-jaw chuck 125 mm with 2 sets of jaws >> Collet device with Collets 18 pieces >> Mulifix size A with 3 steel holders >> Stop >> Electric spindle protection Ledsvtp Edjpfx Akqehn About the machine: A Weiler Primus guide and pull spindle lathe is offered in very good condition. The machine is of course fully functional. The slides all run very smoothly and evenly. The Weiler runs quietly even at high speeds. The Primus was in a training workshop. This new generation of Weiler lathes is very user-friendly and surfaces can be produced as if they were ground. Take the opportunity to view this machine on site with power on and see for yourself its condition.

Condition: good (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: 3467, Country of manufacture: Switzerland Net weight: 3000 kg Customs tariff number: 8458.11 20 Dimensions: 215 x 150 x 215 cm Lhsdpfxjw Uczxj Akqon TECHNICAL SPECIFICATIONS (standard) Headstock (Z1 axis) (+C optional) Maximum bar capacity: dia. 20 mm Maximum part length depending on type of guide bush: 200 mm Programmable spindle speed: 0–12,000 rpm Spindle positioning and indexing increment: 0.1 degree Maximum spindle power: 3.7 (5.5) kW Tool holder (X1/Y1) (X2/Y2) Number of tools on turret (2 slides; 2 x 2 axes): 2 x 5 Tool section: 16 x 16 mm Number of cross drilling/milling stations on turret: 4 Programmable rotational speed: 0–8,000 rpm End working attachment (X3/Y3) Maximum number of end working tools: 4 Programmable rotational speed: 0–8,000 rpm Sub-spindle and secondary operation (X4/Z4) (+C optional) Maximum clamping diameter: 20 mm Programmable spindle speed: 0–12,000 rpm Spindle positioning and indexing increment: 0.1 degree Maximum number of secondary operations: 7 Number of fixed or rotating spindles: 7 Maximum spindle speed: 8,000 rpm Tornos-Bechler/Fanuc dedicated CNC Processor type: 486 DX2 Number of simultaneous axes: all All technical data are provided without guarantee and subject to change and error.

Condition: reconditioned (used), Year of construction: 2001, functionality: fully functional, machine/vehicle number: 3595, Ladies and Gentlemen, We are selling a Weiler Commodor B lathe built in 2001 with Heidenhain 3-axis digital readout. The machine has been extensively overhauled in our workshop. Among other things, the main spindle bearing and the lead/traction spindle bearing were completely renewed! Technically, geometrically and visually, the machine is in excellent condition, which you are welcome to see for yourself on site. Availability: on request Machine no. 3595 Year of construction: 2001 Center height: 180mm Center width: 1000mm spindle passage: Ø 56mm max. spindle speed: 2000 rpm Tailstock taper mount: MK4 Feed range: 0.026 - 0.888 mm/rev Possible thread types: Metric, inch, module, diametral pitch Metric thread pitches: 0.35 - 12 mm Lhjdpfx Aethd Shekqsn Spindle brake: switchable Connected load: 4kW Dimensions: approx. 2.2x1.5x1m (LxHxW) Weight: approx. 1.8t Further equipment and accessories: 3-axis digital display, coolant device, chuck guard, pull-out chip tray, 3-jaw chuck Röhm, 4-jaw chuck Röhm, various clamping jaws... Our service promise to you: - We are a certified master company in the field of mechanical engineering - All machines are thoroughly checked - All lubricants and any worn parts are replaced in advance - On request, we can completely or partially overhaul your chosen machine - On request, we can repaint the selected machine in the color of your choice E00f3g2rl - On request, you can also order additional accessories such as tools etc. directly - On request, we can install additional accessories such as safety devices etc. - We are happy to take care of shipping and/or installation

Condition: excellent (used), Year of construction: 2007, functionality: fully functional, machine/vehicle number: 0398 (036), STAR Micronics ECAS-12 Manufacturer: STAR Micronics, Japan Year of manufacture: 2007 Control system: Siemens 840 Machine type: CNC long-bed turning center Technical data STAR Micronics ECAS-12, year of manufacture 2007 CNC long-bed turning center Control system: Siemens 840Di Max. turning diameter: 13 mm Spindle stroke: 205 mm CNC axes: 10 Main spindle speed: 12,000 rpm Counter spindle speed: 12,000 rpm Lhsdps Aarq Asfx Akqsn Spindle power: approx. 3.7 kW each Driven tools up to 8,000 rpm Drilling diameter max. 10 mm Milling diameter max. 10 mm Thread cutting up to M8 Rapid traverse: 18 m/min Connection power: 8 kVA Weight: approx. 3,500 kg Dimensions: 2,590 x 1,140 x 1,830 mm

Condition: good (used), Year of construction: 1967, LZ-Lathe Fabr.WEIPERT TYPE:UD 500 e year 1967 with digital readout ,top support feed tool holder MULTIFIX size C ,Forkardt chuck 315 mm. Lhodsu Rd H Ispfx Akqon Center height : 250 mm Center width : 1500 mm spindle bore : 65 mm Spindle speed : 14 -1400 rpm Machine is in good condition .

Condition: new, Year of construction: 2024, Special offer: €42,000 (instead of €49,900), excluding VAT. Immediately available / Made in Italy Included premium features: - Heidenhain ND5023 3-axis position display - 5-position length stop for the carriage - SRW-Amestra Multifix C quick-change tool holder with 4 inserts - LED work area lighting - Set of leveling pads from Spinelli Standard features: - Double mechanical clutch - Electromagnetic brake - Rapid traverse - Air supply on the tailstock to facilitate movement along the bed - Bed, legs, headstock, tailstock and carriage made of cast iron - Bed guides are induction hardened and ground - Headstock with induction hardened and ground gears - Spindle is mounted on high-precision bearings - Friction-free movement of the carriage - Electrical system in an airtight cabinet with components from Siemens and/or Schneider - Spindle reduction sleeve - 2 dead centers - Chuck guard with microswitch, turret plexiglass guard, rear guard covering the entire machine length, guard for leadscrew and feed rods, emergency stop button - Chip tray on wheels - Cooling system with electric pump - Central lubrication of the guides with automatic pump Ljdepq R Rdepfx Akqohn - Traveling and steady rest - Service tools and wrenches, test certificate, electrical diagram, operating and maintenance manual - Machine built according to EC standards Optional features: - 3- / 4-jaw chuck Technical data: - Center height: 260 mm - Swing over bed: 520 mm - Swing over carriage: 300 mm - Swing over cross slide: 690 mm - Distance between centers: 1500 mm - Bed width: 400 mm - Spindle bore: 105 mm - Spindle nose: 11" Camlock - Spindle speed steps: 12 - Spindle speed: 16 - 1200 rpm - Main motor power (S1 - 100%): 7.5 kW (optional 9.2 kW) - Longitudinal feed: (93) 0.028 - 6.43 / (65) 0.063 - 2.52 mm/rev - Cross feed: (93) 0.012 - 2.73 / (65) 0.027 - 1.07 mm/rev - Metric threads: (54) 0.5 - 224 / (22) 1 - 14 mm - Whitworth: (54) 1/8 - 72 / (25) 2 - 28 tpi - Module threads: (54) 0.5 - 112 / (18) 0.5 - 7 mm - Diametral pitch: (54) 1/4 - 64 / (24) 4 - 56 dp - Cross slide travel: 340 mm - Compound slide travel: 150 mm - Tailstock quill diameter: 85 mm - Tailstock quill travel: 200 mm - Tailstock quill taper: MK5 - Total weight: 3200 kg