Used Zwickroell Universal Testing Machine for sale (71,425)

Condition: used, Year of construction: 2002, x-travel 3000 mm y-travel 1600 mm z-travel 1500 mm table-size (2x) 2000 x 2000 mm control TNC 430 B spindle turning speed range 60 - 3600 U/min spindle taper ISO 50 feeds mm/min table load 10 t milling drive 28 kW total power requirement 48 kW weight of the machine ca. 47 t dimensions of the machine ca. 6,5 x 3 x 3 m control: Heidenhain TNC 430 B digital. Machine has 6 axes controled, X/Y/Z, C- axe table rotation and A/B axes for universal head. Machine has a 40 position ATC, cooling through spindle, a chip conveyor, an adaptable high speed spindle (30.000 rpm) and two pallets in the pallet changer. Machine in program 22.347 Hnedpfx Ajzrpnrscher hours.

Condition: new, neu ca. 6 Monate ab Auftragse Taiwan 48800 € 932.08 € 40 -3200 U/min ISO 40 600 x 500 x 400 mm 1000 x 500 mm 3.75 kW 1814 kg 1000 mm/min 8 14 x 63 mm 300 kg 600 mm 500 mm 400 mm 0 - 600 mm/min. 0 - 600 mm/min. 40 - 3200 40 - 3200 +/- 90° ° 100 mm manuell 3,75 kW 1200 x 250 mm 160 - 660 mm 95 - 495 (2. T-Nut), 180 mm swiveling operating panel 3 axes digital read out Fagor 400ib Innova motor for horizontal- and vertical spindle: 3,75 kW feed motors with inverter for X/Y/Z: 0,75 / 0,75 / 0,75 kW ball screw spindles for X/Y/Z axes manual gear box for spindle speeds 1 pc. long milling arbor 27 mm 3 pcs. recustion sleeves (MK1, MK2, MK3) 1 pc. drawing bar ISO40 for horizontal or vertical spindle spindle protection with switch Hnodeyrhrqjpfx Acher table safety guard with doors with switches outer arbor support for horizontal spindle LED work lamp automatic lubrication for X/X/Z guidways safety hand wheels for X/Y/Z axes coolant equipment with chip tray covers for X/Y/Z axes level pads and bolts tool box with tools operating manual in English or German according to CE rules

Condition: used, Year of construction: 2023, gebraucht 2023 Hodowirdgopfx Achonr 4546 prompt, Zwischenverkauf v Taiwan 32800 € 1 65 - 2600 U/min ISO 40 420 x 220 x 380 mm 840 x 390 mm 2.2 kW 1600 mm 1700 mm 2000 mm 1145 kg 840 x 390 mm 1000 mm/min 5 14 x 63 mm 200 kg 420 mm 220 mm 380 mm 0 - 600 mm/min. 0 - 600 mm/min. 65 - 2600 90 - 310 mm 65 - 2600 +/- 90° ° 100 mm manuell 2,2 kW 950 x 250 mm 90 - 310 mm 100 - 480 mm demo machine / mint condition net price (price for new machine € 41.800,00) swiveling operating panel 3 axes digital read out Fagor 40i Innova motor for horizontal- and vertical spindle: 2,2 kW feed motors with inverter for X/Y/Z: 0,35 / 0,35 / 0,75 kW ball screw spindles for X/Y/Z axes manual gear box for spindle speeds 1 pc. long milling arbor 27 mm 3 pcs. recustion sleeves (MK1, MK2, MK3) 1 pc. drawing bar ISO40 for horizontal or vertical spindle spindle protection with switch table safety guard with doors with switches outer arbor support for horizontal spindle LED work lamp automatic lubrication for X/X/Z guidways safety hand wheels for X/Y/Z axes coolant equipment with chip tray covers for X/Z axes level pads and bolts tool box with tools operating manual in English or German according to CE rules BUYING USED MACHINERY IS A MATTER OF TRUST - OUR TRANSPARENCY PROMISE We offer you maximum security and complete transparency. • HONEST INSIGHTS: Detailed photos and functional videos of the current condition • LIVE ON-SITE CHECK: Live testing is possible at our facility • DIGITAL DEMONSTRATION: Individual live demonstration via video call • RISK-FREE PURCHASE: 14-day return policy Details:

Condition: excellent (used), functionality: fully functional, Universal milling machine Deckel Maho DMU 35M with Siemens 810 D ShopMill, including accessories cabinet!! Technical data: >> Year of construction approx. 2000 >> Siemens 810 D ShopMill Hnsdpfx Ajztaqgschjr >> Speed range 20 - 6300 min-1 >> Feed rate: 1 - 5000 mm/min >> Input 5 m >> Spindle SK-40 >> Travels X350mm / Y240 mm/ Z340 mm >> Universal swiveling rotary table 400 x 280 mm >> Rotation range 360 °, swivel range +105/-15 ° >> Table load capacity 100 kg >> Coolant system >> Drive power: 6.3/10 kW Connection values: >> Required air pressure 6 bar >> Power consumption: 15 kVA >> Preliminary fuse: 35 A at 400 V Space requirement machine (including space for maintenance and operation) L x W x H: approx. 3.6m x 3.8m x 2.1m Transport dimensions approx. 2 x 2 x 2.1 m Weight 1,600 kg About the machine: Offered is a universal milling machine Deckel Maho DMU 35M with a CNC control system from Siemens 810 D ShopMill in very good condition. The table can be manually (digitally) adjusted via two additional axes B and C. The control system is very easy to use; it can input and approach positions, perform through-holes and thread drilling, create drilling patterns, hole circles, hole rows, and mill rectangular pockets. Programs can be input and read via an interface. The machine includes an accessories cabinet with tools, tool holders, collets, probes, and much more. The machine was used for training purposes in a large company. Take advantage of the opportunity to inspect and test the machine on-site while it is powered up.

Condition: good (used), Year of construction: 2000, functionality: fully functional, travel distance X-axis: 630 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 500 mm, spindle speed (max.): 7,000 rpm, overall weight: 4,500 kg, CNC control Heidenhain TNC 426 electronical hand wheel manual swivel head quill coolant device measuring feeler Hnodpfx Aszr D Akschjr Technische Daten: /technical details X Weg / x travel 630 mm Y Weg / y travel 500 mm Z Weg / z travel 500 mm Drehzahlbereich 2-stufig / spindle speed range (2-steps) 20 - 7000 UpM / rpm Eilgang / rapid feed 15 m/min. Spindelaufnahme / spindle taper SK 40 Gewicht der Maschine ca. / weight 4500 kg Technische Daten, Zubehör und Beschreibung der Maschine sind unverbindlich - Technical data, accessories and description of the machine are not binding.

Condition: reconditioned (used), Year of construction: 2005, functionality: fully functional, CNC Universal Milling & Drilling Machine DECKEL MAHO DMU 80 monoBlock With Heidenhain iTNC 530 path control Year of manufacture: 2005 Travel distances: X 980 Y 630 Z 630 Hodpsy A Sf Rsfx Achsnr Speed range: 0 – 18,000 rpm stepless (HSK 63) With the following accessories: Rigid angle table, 1250 mm x 700 mm clamping surface 3D measuring probe Heidenhain Tool measurement in the working area via BLUM Laser Vertical tool changer with 32 magazine slots (HSK 63) Full protection enclosure with sliding doors and internal lighting Electronic handwheel Operating modes 3 + 4 Chip conveyor Coolant system 3 height-adjustable machine mounts Spindle oil cooler Control cabinet cooling unit (Rittal) Operating manuals

Condition: excellent (used), Year of construction: 2012, Equipment: chip conveyor, Spinner U5-1520 5-axis machining center Control system: Heidenhain 620 Year of manufacture: 2012 Hnsdpfx Acsztv Ihohjr Table dimensions: 2-part – fixed 920x540 mm / rotary round table 650x500 mm (with enlarging ring) Travel in X-axis: 1,520 mm Travel in Y-axis: 520 mm Travel in Z-axis: 420 mm Spindle mount: ISO 40 Spindle speed: 12,000 rpm Automatic tool changer: 32 positions Spindle motor power: 15 kW Net weight approx.: 10,000 kg Accessories: Internal cooling system with paper band filter Chip conveyor Handwheel

Condition: used, Year of construction: 2008, serial number 1068645 Hnsdsztfvhspfx Acher x-travel 2080 mm y-travel 812 mm z-travel 750 mm ja ja internal cooling ja

Condition: excellent (used), Year of construction: 2002, functionality: fully functional, Technical details x-travel 2800 mm y-travel 2200 mm z-travel 800 mm Control Heidenhain iTNC 530 table surface area 3000 x 1200 mm tool taper HSK-A-63 spindle turning speed range 18000 U/min power capacity 18 kW feed range 35000 mm/min total power requirement 68,7 kW dimensions of the machine ca. 12,4 x 3,5 x 4,6 m Additional information The FPT DINO is a 5-axis portal milling machine designed for the precise machining of large components. With a cross travel of 2200 mm and a high-speed spindle with 12,000 rpm, this machine combines high machining volume with outstanding dynamics in finishing. Heidenhain iTNC 530 CNC path control Number of controlled axes (simultaneously): X/Y/Z/C/B Travels: X-axis (longitudinal travel) 2800 mm Y-axis (cross travel) 2200 mm Z-axis (vertical travel) 800 mm Hedpfx Aezr Nhfechonr Machine length: 12,434 mm Machine width: 3,597 mm Machine height: 4,622 mm Coolant equipment (no coolant through spindle) Chip conveyor

Condition: excellent (used), Year of construction: 2000, functionality: fully functional, Technical details x-travel 300 mm y-travel 160 mm z-travel 290 mm table surface area 600 x 210 mm tool taper SK 40 spindle turning speed range (16) 40 - 2000 U/min feeds -stepless- 5 - 500 mm/min rapid traverse 1,2 m/min spindle motor 1,5 / 1,9 kW total power requirement 9,5 kVA weight of the machine ca. 830 kg dimensions of the machine ca. 2000 x 2200 x 1655 mm Additional information The machine is in very good condition and comes from a training workshop. Equipment: * 3-axis positioning control with active digital display Heidenhain TNC 123 Hnodpfxjzr Hrze Achsr - Manual mode: Manual operation and positioning with manual input - Automatic mode: Single-block programme run, programme storage * Fixed angle table * Movable vertical milling head, swivel range +/- 90 degr., quill stroke 60 mm * Coolant equipment * Central lubrication * Tailstock with counter bearing * Manual

Condition: used, Year of construction: 2003, CNC machining center, universal Manufacturer: AXA Type: VPC 40 U Year of manufacture: 2003 CNC control: Heidenhain TNC 430 Travel distances: X/Y/Z = 2,300 x 1,200 x 600 mm NC rotary table dimensions: 1,100 x 1,100 mm Fixed table dimensions: 1,100 x 1,100 mm Tool holder: SK40 Tool magazine: 60 positions Spindle speed: 10,000 rpm Weight: approx. 20 tons 3826ä Hodpfx Ajwwt Nmschenr

Condition: good (used), Year of construction: 2018, Technical details are shown on picture. Machine is in good condition. Parts shown by hand not come. Hnsdpjzrniuofx Achor

Condition: ready for operation (used), Year of construction: 2014, functionality: fully functional, 5-axis Simultaneous Machining Centre – Universal Brand: DECKEL MAHO / Type: DMC 80U duoBLOCK / Year of manufacture: 2014 Operating hours (week 31/2026): - Operating hours: 26.642 h - Spindle hours: 14.604 h The machine can be inspected under power by arrangement. TECHNICAL SPECIFICATIONS / EQUIPMENT: - 800 mm x 1.050 mm x 850 mm Hedezq S Dmjpfx Achjnr - Main drive: Motorised spindle 20 – 12.00 rpm - Tool holder: SK 50 - Universal milling head with controlled B-axis - Tool magazine: 123 positions - Heidenhain TNC 640 3D control - NC rotary table with pallet carrier - 2 pallets, d 800 mm x 630 mm - Rotary pallet changer - 2/4-way hydraulic clamping system for worktable and set-up area for connection of hydraulically operated clamping devices, including pallet preparation on the base machine - Coolant flow through the centre of the spindle, 40 bar - Chip conveyor - Documentation - CE marking - Extensive additional features ... Detailed technical data sheet and information on features are available upon request. No guarantee is given as to the completeness or accuracy of the technical specifications or equipment.

Condition: good (used), Year of construction: 2009, functionality: fully functional, Technical details x-travel 4000 mm y-travel 1350 mm z-travel (Vert.) 1600 mm Control Heidenhain iTNC 530 table surface area 4200 x 1150 mm table load 13 t tool taper ISO 50 spindle turning speed - stepless 0 - 3000 U/min transmission ratio 2 spindle motor 28/38 kW feed range 5000 mm/min rapid traverse (X/Y) 12 m/min rapid traverse (Z) 10 m/min weight of the machine ca. 37 t dimensions of the machine ca. 12,9 x 6,53 x 3,79 m Additional information In January and October 2025 the milling head was overhauled (new bevel gears and bearings). Total costs 51.000,- Euro. Working hours (dated 31. July 2025): Machine on: 38.483 h Auto cycle: 12.798 h Spindle hours: 11.645 h A current geometry measurement report is available. * CNC-control HEIDENHAIN iTNC 530 * Electronic handwheel Hedpfxszru Hae Achonr * 50-position tool changer * Controlled universal milling head, indexable 2.5 / 2.5 deg. * Coolant device * Cooling through the spindle * 2 chip conveyors * Oil cooler * Measuring probe * Machine documentation

Condition: good (used), Year of construction: 2004, functionality: fully functional, Technical details x-travel 620 mm y-travel 420 mm z-travel 400 mm Control Heidenhain TNC 410M table surface area 800 x 400 mm tool taper ISO 40 spindle turning speed - stepless 50 - 4000 U/min main drive motor 5,5 kW weight of the machine ca. 2,1 t Additional information * CNC control HEIDENHAIN TNC 410M Hnsdpozruwlofx Achsr * Coolant equipment * Machine lamp

Condition: good (used), Year of construction: 2002, functionality: fully functional, Technical details x-travel 2800 mm y-travel 2200 mm z-travel 800 mm Control Heidenhain iTNC 530 table surface area 3000 x 1200 mm tool taper HSK-A-63 spindle turning speed range 18000 U/min Hnjdpfx Aozruchscher power capacity 18 kW feed range 35000 mm/min total power requirement 68,7 kW dimensions of the machine ca. 12,4 x 3,5 x 4,6 m Additional information The FPT DINO is a 5-axis portal milling machine designed for the precise machining of large components. With a cross travel of 2200 mm and a high-speed spindle with 12,000 rpm, this machine combines high machining volume with outstanding dynamics in finishing. Heidenhain iTNC 530 CNC path control Number of controlled axes (simultaneously): X/Y/Z/C/B Travels: X-axis (longitudinal travel) 2800 mm Y-axis (cross travel) 2200 mm Z-axis (vertical travel) 800 mm Machine length: 12,434 mm Machine width: 3,597 mm Machine height: 4,622 mm Coolant equipment (no coolant through spindle) Chip conveyor

Condition: good (used), Year of construction: 1989, functionality: fully functional, Technical details Hodpfxozrt Rks Achjnr x-travel 300 mm y-travel 160 mm z-travel 290 mm table surface area 210 x 600 mm tool taper SK 40 spindle turning speed range (16) 40 - 2000 U/min feeds -stepless- 5 - 500 mm/min rapid traverse 1,2 m/min spindle motor 1,5 / 1,9 kW total power requirement 9,5 kVA weight of the machine ca. 730 kg dimensions of the machine ca. 2000 x 2200 x 1655 mm Additional information The machine comes from a training center. Equipment: 3-axis active digital readout made by Heidenhain Fixed angle table Coolant equipment

Condition: new, Year of construction: 2026, machine/vehicle number: N2097535010017, Basic machine G350 access-SERIE - FACTORY | NEW MACHINE - Travel path of the X-axis 600.0 mm Travel path of the Y'-axis 770.0 mm Travel path of the Z-axis 805.0 mm Power supply 400 V, 50 Hz, TN-S Decentralized work area mist collector 800 m³, filter class ISO ePM1 80% Stainless-steel internal work area enclosure HEIDENHAIN TNC 640 with GROB4Pilot access Control panel at tool loading and unloading position Tilting table unit (A'-axis) Rotary table with T- slots (B‘- axis) Motorized spindle HSK-A 63, 16,000 rpm, 159/206 Nm, 25/32 kW, oil-air lubrication Compact double disk-type magazine HSK-A 63 with 90 tool pockets Tool cleaning device Electromechanical tool breakage detection device Scraper conveyor , discharge height 1,100 mm High-pressure cutting fluid system (5-40 bar, IKZ) machine cooling unit with air- cooled cooling unit (4 kW) Compressed air feed through spindle center Hnedpfx Aceqqi Dkjhsr Air gun at the work area Flush gun at the work area Flushing unit (Z- axis) Compressed air cleaner bar for safety screen in work area door Rotary distributor in B'-axis rotary table with hose installation Remote machine diagnostics with access control switch 12 month warranty

Condition: good (used), Year of construction: 1974, functionality: fully functional, * 3-axis digital readout (Heidenhain) * Adjustable vertical milling head with quill adjustment * Additional horizontal spindle * REPAR 2 safety device * Machine light * Anti-vibration mounts x-travel 500 mm y-travel 300 mm z-travel 380 mm table surface area 800 x 420 mm table load capacity 400 kg tool taper ISO 40 spindle turning speed range 40 - 2000 rpm feeds longditudinal/cross/vertical 10 - 500 mm/min rapid traverse 1500 mm/min main drive 3 kW Hsdpfx Aezrm Snjchsnr weight of the machine approx. 1,3 t Transport dimensions: The machine is loaded onto a heavy-duty pallet; Dimensions: 1800 x 1100 x 2100 mm (length x width x height)

Condition: excellent (used), Year of construction: 2023, operating hours: 2,500 h, functionality: fully functional, machine/vehicle number: 4110, travel distance X-axis: 4,500 mm, travel distance Y-axis: 1,400 mm, overall weight: 11,000 kg, spindle speed (max.): 4,000 rpm, coolant supply: 7 bar, spindle motor power: 13 W, number of spindles: 1, number of slots in tool magazine: 14, input voltage: 400 V, type of input current: three-phase, Equipment: chip conveyor, documentation/manual, CMA GRD 4514 The CMA CNC machining center GRD 4514 offers a highly efficient solution for flexible drilling, threading, and milling operations in an extended format. Equipped with a 13.1 kW motor and a spindle speed of 50 to 4000 rpm, the system enables effortless drilling of holes up to 36 mm, as well as the cutting of threads up to M24 (based on ST 40 and HSS-Co cutting insert drills). - Extended work area and travel ranges: Table dimensions: 4500 x 1330 mm (effective machining length X-axis: 4500 mm) - Travel ranges X/Y/Z: 4500 x 1450 x 500 mm - Chip conveyor: Directly integrated into the machine table for optimal chip removal Productivity through pendulum operation: Thanks to the generous X-axis travel of 4500 mm, this variant is ideally suited for efficient pendulum operation. You can safely load and unload workpieces on one half of the table while the machine produces uninterruptedly on the other half. Protection is provided on the front side by a dynamically moving laser area sensor on the machine head. Software & Intelligent Control: Graphical programming: Including automatic determination of cutting data and nesting of multiple products, even different ones, on the large table. Collision warning: Integrated protection for maximum process safety. Height correction: automatic measurement and correction of the workpiece height for 100% precise countersinking and reaming. CAD/CAM extension: Optionally, a conversion of 2D/3D drawings directly into DIN/ISO machine programs is possible. Standard equipment of the complete system: - Automatic tool changer for 14 tools Hedezuw Eqspfx Achenr - Automatic tool length measurement - Fixed light curtain in the Y-direction (500 mm above the table) and rear protective fence - Powerful coolant system with emulsion - Ethernet connection for fast remote service

Condition: new, Year of construction: 2026, functionality: fully functional, feed length X-axis: 1,300 mm, feed length Y-axis: 320 mm, feed length Z-axis: 450 mm, travel distance X-axis: 1,300 mm, travel distance Y-axis: 320 mm, travel distance Z-axis: 450 mm, spindle speed (max.): 1,800 rpm, spindle speed (min.): 60 rpm, total height: 2,000 mm, total width: 2,100 mm, total length: 2,520 mm, table width: 360 mm, table length: 1,600 mm, type of input current: three-phase, rotational speed (max.): 1,800 rpm, rotational speed (min.): 60 rpm, table load: 500 kg, overall weight: 2,800 kg, input voltage: 400 V, workpiece weight (max.): 500 kg, space requirement width: 2,100 mm, space requirement length: 2,520 mm, space requirement height: 2,000 mm, warranty duration: 12 months, Equipment: documentation/manual, SALE - 5% OFF UNIVERSAL VERTICAL AND HORIZONTAL MILLING MACHINE This robust universal milling machine is equipped with vertical and horizontal ISO50 spindles. The complete vertical spindle head moves along the column guideways, while its adjustable angle enables machining in various positions. The machine is suitable for producing tools, fixtures, engine components and other precision parts. Automatic and rapid feeds on all three axes, servo drives and a digital readout ensure efficient, accurate and convenient operation. KEY FEATURES Vibration-damping cast-iron construction Vertical and horizontal ISO50 spindles Automatic feed on all three axes Rapid feed on all three axes Infinitely variable feed adjustment 10 Nm servo drives Digital readout (DRO) Large worktable with a 500 kg load capacity Hardened and ground gears for reduced operating noise Central lubrication system Adjustable vertical head angle Functional and intuitive control panel Protective guards compliant with current safety requirements Worktable guard available as optional equipment TECHNICAL SPECIFICATIONS Table size: 1600 x 360 mm Maximum table load: 500 kg Table swivel range: -45° to +45° X-axis travel: 1300 mm Y-axis travel: 320 mm Z-axis travel: 450 mm X-axis feed rate: 30-750 mm/min Y-axis feed rate: 20-500 mm/min Z-axis feed rate: 15-375 mm/min X-axis rapid feed: 1200 mm/min Y-axis rapid feed: 800 mm/min Z-axis rapid feed: 600 mm/min Number of T-slots: 3 T-slot width: 18 mm T-slot spacing: 80 mm Horizontal spindle taper: ISO50 Hnodpfx Acsyuculohor Vertical spindle taper: ISO50 Upper ram travel: 550 mm Vertical spindle-to-table distance: 196-646 mm Horizontal spindle-to-table distance: 20-470 mm Vertical spindle speeds: 12 speeds, 60-1750 rpm Horizontal spindle speeds: 12 speeds, 60-1800 rpm Vertical spindle motor: 4.0 kW Horizontal spindle motor: 5.5 kW X-axis feed motor: 1.5 kW Y-axis feed motor: 1.5 kW Z-axis feed motor: 1.5 kW Servo drive torque: 10 Nm Machine dimensions (L x W x H): 2520 x 2100 x 2000 mm Weight: 2800 kg TRANSPORT We can arrange delivery of the machine to the customer. Transport costs are calculated individually according to the delivery location and specific transport requirements. Please contact our sales department to receive a transport quotation.

Condition: ready for operation (used), Sheet format: 100-1000x40-1120mm, max. carton thickness: 20mm, output carton/ paper: 7-60/ 7-40 sheets/min, weight: 1t, with pressure belt and sheet laminating station, including documentation. Hnodpfx Asihp Nfjchsr

Condition: ready for operation (used), Functions according to the magnetic particle technology, with documentation and accessories, an inspection is possible. Hedpfxjq Npf Ue Achsnr

Condition: ready for operation (used), Weight: 2.2t, including documentation. Hnodemqly Uepfx Achsr

Condition: good (used), Year of construction: 2011, functionality: fully functional, Discover the used 5-axis machining center DECKEL MAHO DMU 60 eVo, manufactured in 2011. This machine is equipped with a Siemens control system and, thanks to features such as internal cooling, a measuring probe, and laser measuring, offers the highest precision for complex manufacturing tasks. A very well-maintained and immediately ready-for-use machining center for demanding users. Technical data of the Deckel Maho DMU 60 eVo: Travel in X-axis (mm) 650 Travel in Y-axis (mm) 500 Hjdpfszq Eghox Achjnr Travel in Z-axis (mm) 500 Travel in B-axis -5/+110 C-axis nx360 Number of axes 5 Spindle speed (rpm) 14000 Spindle power (kW) 18.9 Tool interface SK40 Weight (kg) 10000 Machine hours (h) 15995 Year of manufacture 2011 Control system Siemens 840D SL Control type CNC Total power requirement (kW) 50 kVA Weight (kg) 10000 kg Location Baden-Württemberg Delivery September 2026 Equipment and accessories: -Internal cooling -Chip conveyor -Laser measuring -Measuring probe -3D-quickSET for checking and correcting the 4- and 5-axis kinematics -Band filter -Used tool holders -Coolant gun