Used Mazak H 800 for sale (319)

Year of construction: 2007, operating hours: 18,204 h, condition: excellent (used), functionality: fully functional, machine/vehicle number: 200038, TECHNICAL DETAILS X-axis travel: 730 mm Y-axis travel: 730 mm Z-axis travel: 740 mm B-axis: 360º B-axis step size: 0.001º CNC control: Mazatrol MATRIX NEXUS spindle speed: 18.000 rpm spindle drive power: 30 / 25 kW spindle torque: 259 / 191 Nm rapid traverse: 60 m/min number of pallets: 2 pallet dimensions: 500 x 500 mm workpiece diameter: 800 mm workpiece height: 1.000 mm workpiece weight: 700 kg tool holder: SK-40 number of tools: 60 tool diameter: - with free neighbor places: 150 mm - with occupied neighbor places: 95 mm tool length: max. 420 mm tool weight: 12 kg MACHINE DETAILS hours under power: 80.452 h Spindle working time: 18.203 h Lodpfxolu E Icj Aiwjab Total power consumption: 65.7 kVA weight: 11.6 t Coolant supply through the spindle: 15 bar Tank capacity: 510 l EQUIPMENT - Equipment - Chip conveyor - signal lamp - High pressure pump - Work area light - Spindle active cooling unit

Condition: excellent (used), Year of construction: 2008, CNC Horizontal Machining Center MAZAK HCN 5000 II Year of manufacture: 2008/10 Tool magazine: 40 tools Spindle speed: 18,000 rpm NC rotary table (fourth axis / 0.001 x 360,000 positions) Technical Specifications: Max. workpiece diameter: 800 mm Max. workpiece height: 1,000 mm X-axis travel: 730 mm Y-axis travel: 730 mm Z-axis travel: 740 mm Distance from spindle center to pallet center, min.: 70 mm Distance from spindle center to pallet center, max.: 810 mm Distance from spindle center to pallet surface, min.: 100 mm Ljdpjx Hgh Isfx Aiwsab Distance from spindle center to pallet surface, max.: 830 mm Tool holder: SK40 Tool magazine: 40 tools Spindle speed: 18,000 rpm Pallet working area: 500 x 500 mm NC rotary table (fourth axis / 0.001 x 360,000 positions)

Condition: like new (used), Year of construction: 2023, operating hours: 2,763 h, functionality: fully functional, machine/vehicle number: 346574, turning length: 500 mm, turning diameter: 276 mm, spindle speed (max.): 4,000 rpm, rapid traverse X-axis: 30 m/min, rapid traverse Y-axis: 21 m/min, rapid traverse Z-axis: 33 m/min, bar diameter (max.): 80 mm, Equipment: rotational speed infinitely variable, The machine was commissioned in February 2024 and has 1,778 automatic hours. It has only been used for machining plastics and brass. The subspindle is equipped with a two-jaw chuck for holding workpieces for milling contours. The machine can be inspected under production conditions at any time. It is in like-new condition. Total investment including accessories: €241,000. Equipped with a 12-station turret, all driven. Sale EXW 91413 Neustadt, Germany. Ljdpeynnhwofx Aiwoab

Year of construction: 1997, condition: ready for operation (used), Travel X/Y/Z: 1300mm/1100mm/1000mm, table dimensions X/Y: 800mm/800mm, number of pallets: 14, max. table load: 2200kg, table indexing: 0.001°. Speed: 7000rpm, spindle power: 50hp, tool magazine: 80, dimensions X/Y/Z: approx. 7000mm/3400mm/3800mm, weight: approx. 24000kg. On-site inspection is possible. Lsdpfx Aistx Dn Uewsab

Year of construction: 2006, condition: ready for operation (used), A Mazak CNC 5-axis turning and milling center with counter spindle is available. Swing diameter: 820mm, machining diameter: 820mm, machining length: 1500mm, max. workpiece weight in chuck/between centers: 650kg/150kg, main spindle speed: 1600rpm, spindle bore: 185mm, power: 30kW/40kW, tailstock force: 15kN, quill stroke: 1466mm, tool holder: BT50, spindle speed: 10000rpm, travel X/Y/Z: 870mm/500mm/1600mm, rapid traverse: 40m/min. Machine dimensions X/Y/Z: approx. 6500mm/3700mm/3200mm, weight: approx. 26000kg, control: Mazatrol Matrix. Documentation available. An on-site inspection is possible. The machine is located in China. Laodpfx Aioxf Iklewob

Condition: good (used), Year of construction: 2000, travel distance X-axis: 800 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 880 mm, nominal power (apparent): 61 kVA, controller manufacturer: Mazatrol, controller model: 640M, workpiece height (max.): 1,000 mm, workpiece diameter (max.): 900 mm, workpiece weight (max.): 1,000 kg, total height: 3,200 mm, total length: 6,100 mm, total width: 3,500 mm, table width: 500 mm, table length: 500 mm, overall weight: 18,000 kg, spindle speed (min.): 35 rpm, spindle speed (max.): 7,000 rpm, spindle motor power: 26,000 W, Equipment: chip conveyor, Dear Sir or Madam, we are offering you a used CNC horizontal machining center "MAZAK" in good condition. Ledpfx Aexf T Txjiweab Please refer to the attached file for details.

Condition: ready for operation (used), Year of construction: 2018, functionality: fully functional, machine/vehicle number: 286964, travel distance X-axis: 200 mm, travel distance Z-axis: 300 mm, overall weight: 5,000 kg, controller model: MAZATROL SMOOTH C, Equipment: chip conveyor, The payment deadline for the machine is 04.12.2025! Placing a bid obligates the buyer to collect the machine within the specified timeframe between 10.12.2025 and 12.12.2025! The machine can be inspected on 25.11.2025! TECHNICAL DETAILS Laodpfx Ajxvbdgsiweb Travel Distance X-Axis: 200 mm Travel Distance Z-Axis: 300 mm Control System: MAZATROL SMOOTH C MACHINE DETAILS Dimensions & Weight Dimensions (L x W x H): 4,000 x 2,500 x 2,000 mm Total Weight: 5,000 kg Electrical Data Operating Voltage: 400 V Frequency: 50-60 Hz Rated Current: 46 A Connection Load: 26.1 kVA EQUIPMENT 12-position tool turret Three-jaw chuck (diameter: 160 mm) Sorting unit with vibratory head from manufacturer GRIMM Chip conveyor Cooling system

Condition: ready for operation (used), Year of construction: 2011, operating hours: 52,298 h, functionality: fully functional, machine/vehicle number: 22/620, spindle speed (max.): 5,000 rpm, travel distance X-axis: 207 mm, bar passage: 65 mm, workpiece diameter (max.): 344 mm, Equipment: bar feeder, Submitting a bid obligates you to collect the item by 31/01/2026 at the latest! TECHNICAL DETAILS Maximum swing diameter: 370 mm Maximum machining diameter: 344 mm Maximum bar capacity: 65 mm Axis travel X1 Axis travel: 207 mm X2 Axis travel: 141 mm Y1 Axis travel: 100 mm Y2 Axis travel: 70 mm Z1 Axis travel: 760 mm Z2 Axis travel: 815 mm Main spindle Speed range: 5,000 rpm Main drive power (40% ED / 100%): 22 / 15 kW Spindle bore: 76 mm C-axis resolution: 0.0001 degree Sub spindle Speed range: 5,000 rpm Drive power (25% ED): 22 / 15 kW C-axis resolution: 0.0001 degree Turret Number of stations: 2 x 12 Tool shank height: 25 mm Boring bar holder diameter: 40 mm Driven tools Speed: 6,000 rpm Drive power: 5.5 kW MACHINE DETAILS Dimensions & Weight Dimensions (L x W x H): 3510 x 2810 x 2480 mm Machine weight: 12,500 kg Operating hours Total operating hours: 69,718 h Ljdpsx Ezvkefx Aiwsab Automatic cutting hours: 52,298 h Pure cutting Rev. 1: 26,775 h Pure cutting Rev. 2: 15,905 h FEATURES Bar feeder interface LNS Sprint 565 bar feeder Additional coolant nozzles on main and sub spindles Signal lamp (yellow) Hainbuch Spanntop Nova Axfix SK 65 (main spindle) Kitagawa B-208 (sub spindle) Workpiece unloading device with conveyor belt C-axis sub spindle: 0.0001 degree High-pressure coolant: 70 bar Mayfran Consep 2000 II chip conveyor, ejection to the right

Condition: used, machine/vehicle number: 33548, turning diameter over bed:533 mm turning diameter over slide rest:340 mm turning length:2000 mm centre height:270 mm turning diameter in the gap:720 mm spindle bore:80 mm Lasdscxxucjpfx Aiweb :12 turning speed range:25 - 1500 U/min feeds::76 travel of compound slide-rest:110 mm spindle travel:360 mm taper MK:4 bed width:370 mm weight of the machine ca.:2,87 t dimensions of the machine ca.:4,1 x 0,95 m

Condition: used, Year of construction: 1996, functionality: fully functional, travel distance X-axis: 1,100 mm, travel distance Y-axis: 800 mm, travel distance Z-axis: 825 mm, controller model: Mazatrol M Plus, table width: 630 mm, table length: 630 mm, overall weight: 19,800 kg, spindle speed (max.): 10,000 rpm, Mazak FH 680 X • X axis 1100 mm • Y axis 800 mm • Z axis 825 mm Lasdpfoyan Diex Aiwob • Rotary table 360° – 1° indexing • 2 pallets • Table size 630x630 mm • 10,000 rpm, BT 50 • Through-spindle coolant (IKZ) • Year of manufacture: 1996 • 19,800 kg Can be inspected under power.

Condition: used, Year of construction: 1998, functionality: fully functional, machine/vehicle number: 136722, travel distance X-axis: 560 mm, travel distance Y-axis: 510 mm, travel distance Z-axis: 510 mm, controller model: Mazatrol M Plus, table width: 400 mm, table length: 400 mm, overall weight: 9,500 kg, spindle speed (max.): 10,000 rpm, Mazak H415 • X 560 mm • Y 510 mm • Z 510 mm • Rotary table 360° - 1° indexing • 6-pallet magazine • 120-tool magazine • SK 40 • Through spindle coolant (IKZ) • Year of manufacture: 1998 • 9,150 kg Lajdpfx Aijyan Axowob Can be inspected under power.

Condition: used, Year of construction: 2000, operating hours: 42,362 h, functionality: fully functional, machine/vehicle number: 148417, overall weight: 8,000 kg, total length: 6,000 mm, total width: 2,900 mm, total height: 2,000 mm, travel distance X-axis: 2,650 mm, travel distance Y-axis: 1,670 mm, travel distance Z-axis: 100 mm, controller manufacturer: Mazatrol, controller model: L-32B, working width: 1,250 mm, workpiece weight (max.): 300 kg, laser hours: 42,362 h, laser power: 1,500 W, sheet thickness (max.): 12 mm, sheet thickness aluminum (max.): 3 mm, sheet thickness steel (max.): 12 mm, working length: 2,500 mm, control type: CNC control, degree of automation: automatic, sheet thickness stainless steel (max.): 6 mm, laser type: CO₂ laser, actuation type: electric, Equipment: emergency stop, nozzle changer, Used Turbo X48 champion from 2001 located in Serbia. This laser cutting is equipped with a control unit Mazatrol L-32B and has a working area of 2500 x 1250 mm, laser power 1.5 kW. 42362 total hours on. Cutting capacity: -12mm mild -6mm stainless -3mm aluminium For additional pictures and videos of laser cutting in action feel free to contact me. Laodpfx Aioxl Sfyswjb

Condition: ready for operation (used), Year of construction: 2006, operating hours: 13,006 h, functionality: fully functional, machine/vehicle number: 190433, turning length: 1,050 mm, turning diameter: 660 mm, travel distance X-axis: 580 mm, travel distance Y-axis: 150 mm, travel distance Z-axis: 1,050 mm, controller model: Mazatrol Matrix, The technical data is based on manufacturer specifications. The seller cannot guarantee its accuracy! Operating times according to control system: Total: 5,025 h Automatic machining: 1,866 h Pure machining RV1: 1,037 h Pure machining RV2: 298 h Operating time: 13,006 h Tool type: Capto C6 Tool changer: 72 positions Turret: 9 positions TECHNICAL DETAILS Max. turning diameter: 660 mm Diameter over bed: 760 mm Turning length: 1,050 mm X-axis: 580 mm Lasdpfxjy Slqfj Aiwsb Y-axis: 150 mm Z-axis: 1,050 mm Main spindle speed: 5,000 rpm Counter spindle speed: 5,000 rpm Milling spindle: 12,000 rpm MACHINE DETAILS Control system: Mazatrol Matrix Main circuit: 3AC Main circuit voltage: 400 V Frequency: 50/60 Hz Control circuit AC: 100 V Control circuit DC: 24 V Main motor current draw: max. 84 A Main motor voltage: 400 V Rated power: 91.8 kVA Weight: 11,800 kg

Condition: ready for operation (used), Year of construction: 2005, functionality: fully functional, machine/vehicle number: 178979, turning length: 309 mm, turning diameter: 280 mm, travel distance X-axis: 190 mm, travel distance Z-axis: 330 mm, controller model: Mazatrol 640T Nexus, No reserve price – guaranteed sale to the highest bidder! The technical data is sourced from the manufacturer's information. The seller assumes no liability for its accuracy! TECHNICAL DETAILS Max. turning diameter: 280 mm Max. machining length: 309 mm Swing diameter: 550 mm X-axis travel: 190 mm Z-axis travel: 330 mm Spindle bore: 61 mm Rapid traverses X/Z: 30/33 m/min Ledpjy Sln Rjfx Aiwoab MACHINE DETAILS Control: Mazatrol 640T Nexus Main power circuit: 3AC Main circuit voltage: 400 V Frequency: 50/60 Hz Control circuit AC: 100 V Control circuit DC: 24 V Main motor current: 31 A Main motor voltage: 400 V Rated power: 24 kVA Weight: 3,500 kg Note: The bar feeder is not included in the offer.

Condition: ready for operation (used), Year of construction: 2015, functionality: fully functional, machine/vehicle number: 265771, turning diameter: 350 mm, spindle speed (max.): 5,000 rpm, travel distance X-axis: 195 mm, travel distance Y-axis: 560 mm, workpiece weight (max.): 20 kg, The technical data is based on manufacturer specifications. The seller cannot guarantee its accuracy! TECHNICAL DETAILS Travel X-axis: 195 mm Travel Z-axis: 560 mm Maximum spindle speed: 5,000 rpm Rapid traverse X-axis: 30 mm/s Rapid traverse Z-axis: 33 mm/s Maximum turning diameter: 350 mm Lajdpfey Saiijx Aiwob MACHINE DETAILS Control: Mazatrol Smart Main power circuit: 3-phase AC Main power circuit voltage: 400 V Frequency: 50/60 Hz Control circuit AC: 100 V Control circuit DC: 24 V Main motor current consumption: max. 53 A Main motor voltage: 400 V Rated power: 29.1 kVA Dimensions & Weight Machine dimensions (L x W x H): 2,650 x 1,700 x 1,700 mm Machine weight: 4,500 kg

Condition: used, Year of construction: 2005, Mazak Variaxis 730-5X CNC Vertical Machining Centre. S/No. 567181684 (2005). Country of Origin: Japan Lasdey Sha Aspfx Aiweb Location: These lots are located in Dundee, Scotland, UK. Unfortunately there are no loading facilities on-site, dismantling and loading will be at the cost of the Purchaser. All/Any tooling is being offered as specifically described.

Condition: used, Year of construction: 2016, Mazak Variaxis i-500 5 Axis CNC Machining Centre. S/No. 276584 (2016) with Mazatrol Smooth X CNC Control, 500mm Diameter Work Table, Spindle Speeds Max 18,000rpm, Max Workpiece Size 500mm Diameter x 350mm x 300kg, 40 Tool ATC, CAT40 Spindle Taper, Mazak Spindle Chiller Unit, Absolent A Mist 10 Oil Mist Filter Extractor, Cromer Swarf Management and Filtration System, Renishaw RMI-Q Tooleye, Machine Weight 8000kg. Country of Origin: Japan Please Note: Erowa Machining Fixture Not Included Location: These lots are located in Gateshead, UK. Unfortunately there are no loading facilities on-site, dismantling and loading will be at the cost of the purchaser. All/Any tooling is being offered as specifically described. Lsdoy Shk Uopfx Aiweab

Year of construction: 2016, condition: used, Mazak Variaxis i-700 5 Axis CNC Machining Centre with Mazatrol Smooth X CNC Control. S/No. 268148 (2016), 700mm Diameter Work Table, Spindle Speeds Max 18,000rpm, Max Workpiece Size 850mm Diameter x 500mm x 700kg, 40 Tool ATC, CAT40 Spindle Taper, Absolent A Mist 10 Oil Mist Filter Extractor, Mazak Spindle Chiller Unit, Cromar Swarf Management & Filtration System, Machine Weight 15000kg. Country of Origin: Japan Please Note: Erowa Machining Fixture Not Included. Location: These lots are located in Gateshead, UK. Unfortunately there are no loading facilities on-site, dismantling and loading will be at the cost of the purchaser. All/Any tooling is being offered as specifically described. Lsdpfxoy Shkno Aiwoab

Condition: used, Year of construction: 2016, Mazak Variaxis i-700 5 Axis CNC Machining Centre with Mazatrol Smooth X CNC Control. S/No. 276585 (2016), 700mm Diameter Work Table, Spindle Speeds Max 18,000rpm, Max Workpiece Size 850mm Diameter x 500mm x 700kg, 40 Tool ATC, CAT40 Spindle Taper, Absolent A Mist 10 Oil Mist Filter Extractor, Mazak Spindle Chiller Unit, Cromar Swarf Management & Filtration System, Machine Weight 15000kg. Country of Origin: Japan Please Note: Erowa Machining Fixture Not Included Lajdey Shiwspfx Aiwob Location: These lots are located in Gateshead, UK. Unfortunately there are no loading facilities on-site, dismantling and loading will be at the cost of the purchaser. All/Any tooling is being offered as specifically described.

Condition: used, Year of construction: 2022, Mazak VTC 820/20 CNC Vertical Machining Centre with Mazatrol Smooth G Touch Screen CNC Control. S/No. 323190 (2022), Table Size 2500mm x 820mm, Spindle Speed Max 18,000rpm, CAT40 Spindle Taper, 30 Tool ATC Fitted with Various Tool Holders and Renishaw Probe, Cromar Series IV Swarf Coolant System, CIL 1501 Chiller Unit, Clara 3nine Oil Mist Filter Extractor, Machine Weight 14,000kg. Country of Origin: United Kingdom Location: These lots are located in Gateshead, UK. Unfortunately there are no loading facilities on-site, dismantling and loading will be at the cost of the purchaser. All/Any tooling is being offered as specifically described Lasdpfx Aey Shhysiwjb

Condition: good (used), Year of construction: 1999, functionality: fully functional, machine/vehicle number: 141643, travel distance X-axis: 1,120 mm, travel distance Y-axis: 510 mm, travel distance Z-axis: 510 mm, rapid traverse X-axis: 24 m/min, rapid traverse Y-axis: 24 m/min, rapid traverse Z-axis: 20 m/min, controller manufacturer: MAZAK, controller model: MAZATROL M PLUS, total height: 2,250 mm, total length: 4,400 mm, total width: 2,400 mm, table width: 510 mm, table length: 1,460 mm, table load: 500 kg, overall weight: 6,000 kg, spindle speed (min.): 40 rpm, spindle speed (max.): 7,000 rpm, number of slots in tool magazine: 24, mount diameter: 40 mm, tool length: 350 mm, tool diameter: 80 mm, tool weight: 8,000 g, Equipment: chip conveyor, MAZAK VTC-20 B Vertical Machining Center - Tool holder: SK 40 - Max. distance from the spindle face to the clamping surface: 690 mm Lajdpfx Aioy Twcvowsb - Cutting feed rate X/Y/Z: 1 - 5000 mm/min - Max. tool diameter: 80 mm with an occupied adjacent position - Max. tool diameter with a free adjacent position: up to 110 mm - Incl. chip conveyor MAYFRAN - Incl. the tool holders located on the tool changer - Note: the machine vise clamped on the table is not included in the scope of delivery! Note: the item must be collected between July 14th and July 16th, 2026, on a date to be agreed upon. FCA D-45883 Gelsenkirchen - loaded onto a truck.

Condition: used, Year of construction: 1998, x-travel 1120 mm y-travel 510 mm z-travel 510 mm control Mazatrol M Plus spindle turning speed range 0-7000 U/min tool taper Cat 40 tool piece magazine with 24 Plätzen Lsdpfxoy Ty Eaj Aiweab max. table load 500 kg table dimensions (lengthxwidth) 1460 x 510 mm Overall size 3600x2700x2590 mm machine weight ab. 5850 kg Equipment/Accessories: - 4 vices - 1 chuck - 18 tool holders with tools - Transport locks - USB flash drive with data backup - Technical documentation

Condition: used, Year of construction: 2005, travel distance X-axis: 730 mm, travel distance Y-axis: 850 mm, travel distance Z-axis: 560 mm, table width: 500 mm, table height: 500 mm, spindle speed (min.): 10,000 rpm, We can offer you a 5-axis Mazak Variaxis 730-5X with Palletech system. Technical data: Maximum workpiece diameter x maximum workpiece height: 730 x 500 mm Pallet size: 500 x 500 mm Number of pallets: 12 (Palletech High-rise) X-axis travel: 730 mm Y-axis travel: 850 mm Z-axis travel: 560 mm A-axis (table tilt): +30/-120° C-axis (table rotation): 360° (indexing 0.001°) Spindle speed: 35–10,000 rpm Spindle motor: 30/22 kW Ledpfxjy Ryylj Aiwsab Tool changer: 120 Tool type: BT 50 If you have any questions about the machine or would like to schedule an inspection, please do not hesitate to contact us by phone or email.

Condition: not inspected (used), Year of construction: 2006, ● Availability: Immediately, by arrangement ● Payment terms: Advance payment – by bank transfer ● Internal No.: KA1 ● Can be inspected while powered on: Yes Technical data: Turning diameter: 760 mm Turning length: 1,524 mm Control system: Mazak Matrix CNC Spindle speeds: 3,300 / 12,000 / 3,300 Spindle diameter: 78 / 78 mm Tool magazine slots: 80 Tool holder: Capto Laodsy Tm I Uopfx Aiwjb Max. tool length: 400 mm Max. tool diameter: 125 / 90 mm Machine times: Total time: 72,894 h Automatic operation: 42,535 h Cutting time: 33,294 h Effective cutting: 15,281 h Scope of delivery: Available manuals (completeness not guaranteed) Main and counter spindle Milling unit (mill spindle) Two-force chuck Kitagawa QJ-312 Pallet pool with robot Coolant system available Extraction system not included Dimensions & weights: ● Installation dimensions L x W x H approx.: 5200 x 2500 x 2750 mm ● Weight approx.: 7800 kg Additional notes: ►Upon request, we can offer transport to the desired location. ►The quoted price is net plus VAT. ►The goods are sold with exclusion of any warranty. ►Technical data without guarantee. ►Subject to prior sale. ❗The sale of the goods is exclusively to business customers❗

Condition: used, Year of construction: 2002, turning diameter max. 300 mm turning length max. ca. 550 mm control PC Fusion CNC 640 T standard turning dia. 276 mm swing diameter max. 525 mm Distance Spindlenose - turret face 115 - 690 mm turning speed range - main spindle 35 - 4.000 min/-1 power capacity - main spindel 22 kW max. Torque 351 Nm spindle nose A2-6" Laedpfx Aexmagueiweb spindle bore 76 mm max. usable bar diameter 64 mm chucking diameter max. 250 mm C-Axis 360 ° number of toolpositions 12 pos. tool taper VDI 40 Shank diameter 25 mm Drill shank diameter 40 mm turret change time 0,2 / 0,6 sec. Spindle speed - driven tool pos. 25 - 4.500 min -1 power capacity - driven tool pos. 3,7 kW max. Torque 35 Nm Spindle speed range subspindle 35 - 4.000 min/-1 power capacity - Sub spindle 7,5 kW max. Torque 57 Nm chucking diameter max. 150 mm x-axis 190 (185 + 5) mm z-axis 575 (580 + 5) mm Traverses Subspindle B: 585 (580 + 5) mm C-Axis 360 ° rapid traverse X/Z: 30 m/min rapid traverse C: 400 min/-1 rapid traverse B: 18 m/min feed range X/Z: 0 - 5.000 mm/min feed range C: 1 - 2.000 °/min total power requirement 34 kVA weight of the machine ca. 5,9 t dimensions of the machine ca. 5,0 x 3,0 x 2,5 m CNC - Turning- and MillingCenter MAZAK - Super Quick Turn 250 MS - Main- and Subspindle - Tool-Drive - C-Axis