Used Martin Lead/Traction Spindle Lathe for sale (18,086)

Condition: new, Bernardo Universal Lathe Solid 460 x 2000 Pro Vario Technical Specifications Centre distance: 2000 mm Centre height: 230 mm Swing over bed: 460 mm Swing over gap: 690 mm Swing over cross slide: 274 mm Fgjdpexl Tcmjfx Ap Dsh Bed width: 300 mm Spindle bore: 80 mm Spindle mount: DIN 55029, D1-8 Speed range: 25 – 250 / 250 – 1700 rpm Longitudinal feed range (42): 0.055 – 3.065 mm/rev Cross feed range (42): 0.025 – 1.386 mm/rev Metric threads (41): 0.1 – 14 mm Inch threads (60): 2 – 112 TPI Quill diameter: 60 mm Quill stroke: 130 mm Quill taper: MT 4 Motor power: 5.5 kW (7.5 HP) Machine dimensions (W x D x H): 3250 x 1080 x 1370 mm Weight approx.: 2030 kg Features • Modern main spindle bearing with precision angular contact ball bearings • Standard with Delta frequency inverter for high torque at low speeds and nearly constant speed under load • Infinitely variable speed control, set speed displayed on digital readout • Hardened and ground gears and shafts, including in feed gearbox • Standard with rapid traverse longitudinally and in cross for reduced non-productive times • Central, user-friendly feed and thread selection with leadscrew and feed rod • Oversized, hardened, and precision-ground gears • Simple, smooth, and precise speed and feed adjustment • One-piece cast machine bed, extremely torsion-resistant and low-vibration, ensuring essential prerequisites for precision turning Scope of Delivery • 3-axis digital readout ES-12 V with LCD display • 3-jaw chuck PS3-250 mm / D8 • Fixed steady rest – max. passage diameter 150 mm • Travelling steady rest – max. passage diameter 110 mm • Initial fill with Shell Tellus 46 • Face plate 450 mm • Quick-change tool post with 4 holders • Safety device for quick-change tool post • Foot pedal with CE-compliant brake function • Coolant system • Frequency inverter • Overload clutch • Rapid traverse longitudinal and cross • Change gears • Reducing sleeve • 2 centres • Thread dial indicator • LED machine lamp • Chip guard at the rear • Operating tools

Condition: ready for operation (used), Year of construction: 1965, functionality: fully functional, spindle bore: 62 mm, turning diameter: 580 mm, center height: 275 mm, center width: 2,000 mm, total length: 4,000 mm, total width: 1,250 mm, total height: 1,300 mm, overall weight: 3,400 kg, Ladies and Gentlemen, We are selling a fully functional lathe of the type Schaerer UDA560 with lynette, some steel holders and technical documentation. Availability: immediately Year of manufacture: 1965 Center height: 275mm Center distance: 2000mm Spindle bore: 62mm Max. turning diameter: 580mm Max. Max. turning diameter in the recess: 630mm Space requirement: 4.00x1.25x1.30m (LxWxH) Weight: approx. 3400kg Accessories: various steel holders, lynette, machine card Fgjdpfx Apou St Rrj Doh

Condition: new, Trainee VCD One of the best-selling and most popular conventional precision lathes impresses with sophisticated technology maximum accuracy long service life tried and tested ergonomics minimum space requirement and a wide range of accessories. Proven for decades in single part and small series production, in trade and industry, training and further education, tool and jig construction. Equipment: Center width 650 mm Center height 160 mm Automatic handwheel disengagement Lead and traction spindle cover Holding brake Toolmaking accuracy according to DIN 8605 Infinitely variable speed control with maintenance-free three-phase asynchronous motor Speed-controlled frequency converter with actual value feedback Speed can be optimized precisely and continuously during machining Fgjdpfxetznaro Ap Dsh Best cutting conditions for the finest surfaces in the shortest possible time The numerical position display (optional) offers a high level of operating convenience for working at a constant cutting speed. cutting speed, freely selectable speed limitation, oriented main spindle stop LED machine light Technical data WORKING AREA Center height 160 mm Swing diameter over bed 320 mm Swing diameter over facing slide 190 mm Center width 650 mm TURNING SPINDLE Spindle head DIN 55027/DIN ISO 702-3 size 5 Spindle bore 43 mm Spindle diameter in front bearing 70 mm MAIN DRIVE Drive power 60 %/100 % ED - / 6 kW Speed range 30-4,000 (5,000) min-1 Number of speeds infinitely variable FEED RANGE Quantity 24 Longitudinal 0.02 - 0.63 mm/rev Plan 0.006 - 0.2 mm/rev THREAD CUTTING RANGE Metric thread 0.25 - 8* mm REITSTOCK Quill diameter 40 mm Quill stroke 85 mm Internal taper DIN 228 MK 3 Equipped with: -Quick-change tool holder Multi-Suiss size B -18 liter coolant unit incl. coolant pump The machine is located in our showroom in 71334 Waiblingen-Beinstein and is available immediately. Please contact us regarding equipment.

Condition: good (used), Year of construction: 1962, Centre lathe manufacturer VDF HEIDENREICH&HARBECK type: 24 RO, year of manufacture 1962, overhauled in 1992. Equipped with 3-axis digital readout Heidenhain, 250 mm Forkardt chuck, Multifix B toolholder. Centre height: 255 mm Swing over bed: 510 mm Fedpfx Apjxziuws Degh Swing over cross slide: 270 mm Distance between centres: 1000 mm Spindle bore: 55 mm Spindle speeds: 20 - 900 rpm, Motor power: 6.5 kW The machine is in good condition, electrical diagrams available. Required floor space: Length 3 m, Depth 1.2 m, Height 1.3 m, Weight approx. 1800 kg.

Condition: used, Year of construction: 1967, Center height: 300 mm Center width: 1000 mm Swing diameter: over bed 610 mm Fodpfx Apevzn E Sj Dogh Spindle bore: 71 mm Spindle mount: size 8 Tailstock taper: 5 MK Spindle speeds: approx. 11.2 - 1800 rpm Feeds: longitudinal/transverse 0.014-16/0.063-7 mm/rev Thread pitches: 0.1 - 112 mm Electrical connection: 380 V, approx. 5.5 kW Space required: 2900 x 1450 x 1750 mm

Condition: good (used), Year of construction: 2004, ELBERON Multipurpose Lathe Type: GRC300X750 Fgedpfxewah Rqj Ap Doh Chuck 130 mm In good condition. See data sheets for details.

Condition: new, Year of construction: 2025, CONDOR VC plus The new dimension in conventional precision lathes. A high-quality, powerful and energy-efficient precision lathe for the highly productive area of production and toolmaking, but also for training and further education High-quality, energy-efficient, precise and universally applicable in production, training and further education. It impresses with: future-oriented technology maximum accuracy durability user-friendly ergonomics minimum space requirement and a wide range of accessories. The consistent and innovative further development of the tried-and-tested Condor series is the economical and intelligent solution for your daily applications. Technical data: WORKING AREA Center height 180 mm Swing diameter over bed 360 mm Swing diameter over facing slide 190 mm Center width 800 mm TURNING SPINDLE Spindle head DIN 55027/DIN ISO 702-3 size 6 Spindle bore 57 mm Spindle diameter in front bearing 90 mm MAIN DRIVE Drive power 60 %/100 % ED - / 10.5 kW Speed range 25 - 4,000 min-1 Number of speeds infinitely variable FEED RANGE Number stepless Longitudinal 0.01 - 6 mm/rev Plan 0.003 - 2 mm/rev THREAD CUTTING RANGE Metric thread 0.1 - 20 mm REITSTOCK Quill diameter 50 mm Quill stroke 110 mm Internal taper DIN 228 MK 3 ACCEPTANCE ACCURACY DIN 8605 Equipped with WEILER WTS 15 VC plus screen display - Large, clearly arranged 15" touch screen, rotatable and tiltable, resolution 1366 x 768 - Change of operating screens via swipe movements - Operating functions can be called up via app manager - Control panels can be freely configured, placed and scaled as required - Drawings / sketches can be imported from PDF files Can be zoomed individually via USB interface - Video-supported maintenance of the machine - Context help menu Fgsdpfeqwipnex Ap Dsh (instead of screen display WEILER VC plus) The machine is located in our showroom in 71334 Waiblingen-Beinstein and is available immediately. Please contact us regarding equipment.

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: Digital readout 3-jaw chuck Tool holder Fsdjxxm A Hspfx Ap Degh Steadies Live centre

Condition: good (used), Center distance: 800mm Spindle clearance: 38mm Fjdpoukrtnefx Ap Djgh Center height: 165mm Turning diameter over bed: 330mm Turning diameter over slide: 170mm Speed: 24-2800 Dimensions: 1600mm x 600mm x 1250mm Weight: 850 kg

Condition: new, Year of construction: 2025, functionality: fully functional, machine/vehicle number: LZ280/3, turning diameter over cross slide: 190 mm, spindle bore: 43 mm, turning diameter: 330 mm, turning diameter over bed slide: 330 mm, center height: 165 mm, turning length: 670 mm, quill stroke: 90 mm, quill diameter: 45 mm, spindle speed (max.): 4,000 rpm, spindle speed (min.): 30 rpm, GDW precision lathe LZ 330 V EconomyLine The LZ 330 V EconomyLine is a powerful lead and feed spindle lathe with stepless speed control from 30–4000 rpm. The standard paint finish includes RAL 7035 (light gray) for the housing and RAL 7016 (anthracite gray) for the substructure, splash guard hood and chuck guard. Equipment & accessories: ✅ 3-axis position indicator with 6" color display ✅ Quick-change tool holder Multifix A including 1 turning tool holder ✅ Coolant system & central lubrication ✅ Chip tray, splash guard & spindle brake ✅ LED machine light & collet board K32 ✅ Electromechanical limit switch device for thread/feed ✅ Tool cabinet with telescopic extension including operating tools Additional equipment package (optional): ➕ Three-jaw chuck Ø 160 mm (up to 4,600 rpm) ➕ Keyless drill chuck (3-16 mm, B16/MK3) ➕ Live center MK3 & drill bit holder ➕ 4 additional turning tool holders & 1 drill bit holder 📦 Delivery: Fsdpfx Apev Dan De Degh ✔️ Disposable packaging & safe transport including insurance Perfect for precise and demanding turning operations in industry and trade! 🚀

Condition: good (used), Year of construction: 1954, machine/vehicle number: 1749, Offer 24178 Technical data: - Center height 250 mm - Center width 2000 mm - larger circulation - Ø over bed 490 mm - over cross slide approx. 300 mm - Spindle bore 72 mm Fgjdpstiym Rofx Ap Djh - Taper of the tailstock quill MK 5 - Travel of the tailstock quill 260 mm - Spindle speeds 25 - 1160 rpm - Feed rates - Travel of the cross slide 200 mm - Travel of the top slide 115 mm - Drive 380 V / 5.5 kW - with: - tailstock, 3-jaw chuck, steady rest - Steel holder, rotating center point, - chip tray - Space requirement approx. W 3500 x H 1500 x D 1300 mm - Weight approx. 3000 kg

Condition: reconditioned (used), functionality: fully functional, spindle bore: 56 mm, center height: 180 mm, center width: 1,000 mm, Dear Sir or Madam, For sale is a Weiler Commodor B lathe with a new 3-axis digital readout from K+C (including a 12-month manufacturer's warranty). The machine is undergoing a comprehensive partial overhaul in our workshop, meaning it is in excellent technical, geometric, and visual condition. You are welcome to visit us for a closer look. Availability: upon request Center height: 180 mm Center distance: 1000 mm Spindle bore: Ø 56 mm Max. spindle speed: 2000 rpm Tailstock taper mount: MK4 Feed range: 0.026 - 0.888 mm/rev Possible thread types: Metric, inch, module, diametrical pitch Metric thread pitches: 0.35 - 12 mm Spindle brake: switchable Fodpfxowhzivo Ap Degh Power consumption: 4 kW Dimensions: approx. 2.2 x 1.5 x 1 m (L x H x W) Weight: approx. 1.8 t Further equipment and accessories: 3-axis digital readout K+C NEW, coolant system, chuck guard, removable chip tray, operating instructions, and much more upon request... Our service promise to you: - We are a certified master craftsman in the field Mechanical Engineering - All machines undergo at least a workshop inspection. - All lubricants and any worn parts are replaced in advance. - Upon request, we can fully or partially overhaul the selected machine. - Upon request, we can repaint the selected machine in your desired color. - Upon request, you can order additional accessories such as tools, etc. directly. - Upon request, we can install additional accessories such as safety devices, etc. - We are happy to take care of shipping and/or delivery.

Condition: like new (used), functionality: fully functional, Weiler center lathe Model Condor 81 guidance and feed spindle lathe with 3-axis digital display from K&C, NEW Geometrically overhauled with inspection protocol for new machine tolerances Technical data: >> Machine No. 84-121 >> Center height 165 mm >> Center distance 750 mm >> Spindle speeds: from 22 to 2800 rpm >> Spindle bore 40 mm >> Short taper spindle head DIN 55027 size 5 with bayonet lock >> Tailstock MK 3 >> Feeds from 0.015 to 0.46 mm/rev Fjdpfjwrm Dtox Ap Dogh >> Possible threads: metric, imperial, module, and diametral pitch >> Metric thread pitches from 0.18 to 28 mm >> Weight approx. 1100 kg >> Spindle brake switchable >> Length 1.83 m, Height 1.29 m, Depth 0.88 m Equipment and accessories: >> 3-axis digital display from K&C, new, 12 months manufacturer warranty with operating instructions Functions: switching mm/inch, coordinate selection ABS/INC, value halving, reference mark, tool programming for 200 pcs., taper calculation, radius/diameter, quick zeroing, count direction switching >> Collet chuck NEW, collets NEW from 3 to 26mm, increments of 1mm >> 160 mm three-jaw chuck with 2 sets of jaws NEW >> Multifix size B NEW with 3 piece steel holders >> Bed stop >> Electric chuck guard NEW >> Rear wall >> Operating manual >> Coolant device >> Machine feet About the machine: A Weiler Condor 81 guide and feed spindle lathe in a very good, geometrically overhauled condition is being offered. The guides are newly ground or newly scraped. Inspected according to test protocol. The accessories collets and chuck are new. For safety: The machine has a brake motor, electronic spindle guard and two emergency stops, making it an absolutely as-new lathe. Even at high speeds, the Weiler runs very smoothly. This newer generation of Weiler lathes is very user-friendly and allows surfaces as if ground to be produced. Take the opportunity to view this machine on site under power and convince yourself of its condition.

Condition: good (used), Year of construction: 2000, machine/vehicle number: 8073, Offer 25432 Technical specifications: - Swing diameter: 320 mm Fgedpfx Apsxx Sp Es Doh - Distance between centers: 750 mm - Maximum turning diameter over bed: 550 mm - Maximum turning diameter over cross slide: 175 mm - Spindle bore: 32 mm - Spindle mount: - Tailstock quill taper: MT 3 - Quill stroke: 180 mm - 18 spindle speeds: 85 - 2000 rpm - Longitudinal and cross feeds - Metric thread pitches - Imperial thread pitches - Module threads - Diametral pitch threads - Quick-change tool post - Chuck - Steady rest - Drive: 400 V / 2.2 kW - Required space (approx.): W 2100 x D 750 x H 1300 mm - Weight (approx.): 750 kg

Condition: new, Year of construction: 2025, turning diameter: 542 mm, turning diameter over bed slide: 542 mm, turning length: 1,500 mm, quill diameter: 80 mm, spindle speed (min.): 1,500 rpm, Specifications: Height of centers: 271 mm Swing over bed: Ø542 mm Fjdpew U Uqljfx Ap Degh Swing in gap: Ø730 mm Swing over cross slide: Ø387 mm Distance between centers: 1500 mm Bed width: 320 mm Spindle nose, Camlock taper: D1-8, Ø85 mm Taper 1/19.18 Spindle center sleeve: Ø85 mm Taper 1/19.18 x MT No.5 Spindle bore: 80 mm Spindle speeds: 26–1500 rpm Cross slide travel: 300 mm Main spindle: 10 HP (7.5 kW) Coolant pump Weight: 2000 kg Standard scope of delivery includes: Self-centering chuck 250 mm Multifix quick-change tool post Dead center MT.5 Dead center MT.4 with carbide tip Spindle center sleeve Ø85 mm Taper 1/19.18 Leveling pads, 6 pcs Tool set and box Operation manual & parts list Full-length splash guard Halogen work lamp Chuck safety guards Electrical system conforming to CE Steady rest with ball bearing Follow rest with bronze tip Leadscrew safety cover (CE compliant)

Condition: new, TC 205 x 1000 CVS Trade fair machine, color blue Technical data: Turning diameter over bed: 410 mm Fedpfx Aovzmtzjp Dsgh Center height: 205 mm Turning diameter over cross slide: 234 mm Turning diameter in offset: 610 mm Bed width: 280 mm Center distance: 1000 mm Number of spindle stages: 8 Speed range: 80 - 2000 1/min Spindle bore: 58 mm Spindle nose: D1-6 Camlock Spindle mount: MK 6 Travel of tailstock spindle: 130 mm Tailstock mount: MK 4 Max. tool size: 22 mm Travel of cross slide: 225 mm Travel of top slide: 130 mm Thread inch: 2 - 72 T.P.I Thread metric: 0.2 - 14 mm Thread D.P.: 4 - 44 D.P. Thread module: 0.3 - 7 MOD Longitudinal feed: (24) 0.035 - 0.5 mm/rev metric (24) 0.0014 - 0.020 inch Cross feed: (24) 0.017 - 0.250 mm/rev metric (24) 0.0007 - 0.0100 inch Motor power: 3.75 kW Coolant pump: 0.10 kW Weight, approx.: 1650 kg Equipment: - CSS for constant cutting speed - Flange - Fixed steady rest - Splash guard rear panel - 4-way tool holder - Foot brake - Emergency stop switch - Coolant device - Chip tray - Fixed centering point - Change gear set - Reducing sleeve for main spindle - Machine shoes - Operating tools - Operating instructions

Condition: excellent (used), Center height 125 mm Center width 500 mm Speed 45 - 3000 rpm Feed rate 4 - 260 mm/min Spindle nose Camlock D1-3" Tailstock cone MK 2 Turning diameter over bed 250 mm Turning diameter over face slide 120 mm Fgedstzxh Tspfx Ap Djh Top slide travel 100 mm Cross slide travel 180 mm Dimension (W x D x H) 1500 x 850 x 1300 mm Weight approx. 950 kg

Condition: new, – Distance between centers: 1000 mm – Swing diameter over bed: 410 mm – Swing diameter over gap: 580 mm – Swing diameter over cross slide: 255 mm Fsdpfx Apew S Ikme Dsgh – Spindle bore: 52 mm – 45/1800 rpm – Longitudinal and transverse feed – Digital readout – Brake – Coolant system – Multifix with 4 tool holders – Lighting – Safety guard – Fixed steady rest – Travelling steady rest – Three-jaw chuck – Four-jaw chuck – Emergency stop – Documentation – 400V

Condition: used, height of centers: 250 mm Fodpjuritbsfx Ap Dogh center distance: 1500 mm max. circulation-Ø over bed: über Bett 500 mm spindle boring: 56 mm spindle retainer: Gr. 8 retainer taper tailstock: 6 MK spindle speed: 11,2 - 1400 rpm forwarding feed: längs/plan 0,027-3,8/0,013-1,9 mm/U thread pitch: 0,5 - 36 mm electrical connection: 380 V, 2 x 5,5 kW space needed: 3600 x 1250 x 1300/1600 mm weight: 3000 kg

Condition: reconditioned (used), Year of construction: 1956, Lead and Feed Screw Lathe WEIPERT Year of manufacture: 1956 Spindle bore: 90 mm Centre distance: 3000 mm Swing over bed: 800 mm Swing over cross slide: 610 mm Swing in gap: 1120 mm Speed range: 7.5 – 475 rpm Fgodpfx Aew Ew D Dop Djh Comes with the following accessories: Multifix toolholder with 11 inserts Coolant system 3-jaw chuck 315 mm 3-jaw chuck 400 mm 3-jaw chuck 500 mm Faceplate 400 mm Faceplate 800 mm Faceplate 1000 mm Travelling steady Various turning tools (30 insert tools) 2 revolving centres 1 drill chuck Operating manual

Condition: used, Year of construction: 2018, functionality: fully functional, turning diameter: 1,000 mm, turning diameter over bed slide: 710 mm, turning length: 8,000 mm, Used heavy-duty lathe with extensive steady rest equipment – ideal for pipe machining and long rolls! This robust conventional lathe with an impressive turning length of 8,000 mm was specifically designed for pipe machining applications. The sophisticated machine design allows the cutting edge to easily pass the open steady rests – ideal for precise machining of long, hollow workpieces. Technical Highlights: • Turning diameter over bed: 1,000 mm • Turning diameter over support: 710 mm • Center height: 900 mm Fgsdpev Tnttefx Ap Deh • Turning length: 8,000 mm • Spindle bore: 155 mm • Machine weight: approx. 18.2 tons • Main drive: 30 kW with frequency converter, continuously variable Design advantages: • Machine bed cast in one piece and artificially aged – for maximum stability and stress-free operation • 5 hardened and ground guideways for maximum precision • Continuous feed control of the longitudinal axis via ball screw – no Norton or lock-box gearing • Electric-driven tailstock with hydraulic clamping • Manually adjustable cross support with trapezoidal thread spindle • 4-station tool carrier, manually pivoting • Triple-guided turning support – for extremely smooth running Steady rests & tube processing: • Various steady rests (stationary and follow-on) optional Available • Motorized steady rest carriers with hydraulic clamping • Spindle adjustment conveniently possible from the operator's side • Traveling steady rests can be mounted either on the left or right Application: Thanks to its sophisticated design, the machine is ideally suited for light to medium-duty machining – especially for the precise machining of tubes. The continuously variable speed and feed control ensures high flexibility and ease of use.

Condition: good (used), Year of construction: 1987, turning diameter over cross slide: 810 mm, spindle bore: 130 mm, turning diameter: 1,140 mm, turning length: 7,500 mm, quill stroke: 300 mm, total length: 7,500 mm, total width: 2,300 mm, total height: 1,650 mm, bed width: 600 mm, Please note: not original pictures its only 3000 length not 5000 mm   3 Guide way construction 2 Axis HeidenHain Digital readout Fgedpfx Apsv S Dp Io Dsh Feed in 3 directions all tool post slide Central lubrication   Work load flying in chuck 2500 kg Work load NOT supported 8500 Kg Work load supported 10000 kg   Optional 4 chuck approx. 1200 mm Optional 4 chuck approx. 1500 mm Optional package with 3 steady rest fixed model from  .... to ....  Turning length: 5000 / 7500mm Turning diameter bed Ø: 1140mm Turning diameter slide: 810mm Turning diameter pit Ø: 1500mm Pit length: 2500mm Spindle bore: 130mm Bed width: 600mm Quill: 130Ø Quill stroke: 300mm Spindle mount: 6Mk Power: 25kW Speed: 9 - 900rpm Length: 7500mm Width: 2300mm Height: 1650mm Weight: 12000kg

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 Fgodpfsxpuu Ejx Ap Djh 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

Condition: good (used), Center height: 205 mm Center distance: 1500 mm Swing diameter: over bed 410 mm Spindle bore: 47 mm Spindle mount: size 6 Tailstock taper: 4 MK Spindle speeds: 28 - 1250 rpm Feeds: longitudinal/transverse 0.03-1.3/0.008-0.33 mm/rev Thread pitches: 0.25 - 76 mm Fodpfx Apev Du Ixj Degh Electrical connection: 380 V, 3 kW Space required: 2800 x 1100 x 1600 mm Weight: 1330 kg

Condition: ready for operation (used), Lathe Fabr Takisava Type TAL 510 with lathe chuck + quick-change holder + center punch Fedpevyuuqsfx Ap Degh