Used Felder Format4 Machining Center for sale (69,118)

Condition: ready for operation (used), Year of construction: 2005, functionality: fully functional, machine/vehicle number: 15125250184, travel distance X-axis: 2,500 mm, travel distance Y-axis: 920 mm, travel distance Z-axis: 820 mm, controller model: Heidenhain iTNC 530, spindle speed (max.): 18,000 rpm, TECHNICAL DETAILS Number of axes: 3 Travel in X-axis: 2,500 mm Travel in Y-axis: 920 mm Travel in Z-axis: 820 mm B-axis rotation: 105° Table length: 3,100 mm Table width: 900 mm Table length: 3,100 mm Table width: 900 mm Tool holder: SK40 Max. spindle speed: 18,000 rpm MACHINE DETAILS Control system: Heidenhain iTNC 530 Dimensions & Weight Dimensions (L x W x H): 7,500 x 4,500 x 300 mm Net weight: 22,000 kg Shipping packages: 3 EQUIPMENT External coolant system Chip conveyor Bodpfx Aqszdkhksteli Tool magazine (30 pieces)

Condition: used, Year of construction: 2012, x-travel 760 mm y-travel 460 mm z-travel 460 mm control TNC 620 Heidenhain turning speed range - main spindle max. 12.000 min/-1 power capacity - main spindel 14 / 10 kW Torque 89 / 63,7 Nm tool taper SK 40 table surface area 900 x 410 mm Blodpjzgibuofx Aqtei max. table load 350 kg T-slots 4x number of toolpositions 24 pos. max. tool diameter 130 mm max. tool length 200 mm max. tool weight 8,0 kg rapid traverse ( X / Y / Z ) 36 m/min total power requirement 20 kVA weight of the machine ca. 3,3 t dimensions of the machine ca. 3,0 x 2,5 x 2,9 m CNC Machiningcenter Vertical SPINNER - VC 750

Condition: used, Year of construction: 1999, x-travel 630 (875) mm y-travel 500 mm z-travel 500 mm Control Heidenhain TNC 430 turning speeds 20-7.000 U/min feed 0-15.000 mm/min tool change unit 16-fach rapid power traverse in X-and Z direction 15 m/min tool taper SK 40 Bsdpfxjzh N T He Aqteli table surface area 900 x 528 mm max. table load 400 kg spindle diameter in front bearing 55 mm swivellable 0-90 ° quill stroke 75 mm spindle hours 9.546 h total power requirement 12/7,5 kW weight of the machine ca. 4,8 t dimensions of the machine ca. 4 x 3,6 x 2,2 m HERMLE U 630T 3-axis machining centre, built in 1999 The X-axis, with a stroke of 630 mm, can be extended to 875 mm by swivelling the tool changer out of the way. Accessories: Tool holders, see pictures

Condition: ready for operation (used), Year of construction: 2010, functionality: fully functional, machine/vehicle number: 216327, travel distance X-axis: 1,660 mm, travel distance Y-axis: 510 mm, travel distance Z-axis: 510 mm, controller model: Mazatrol 640M, spindle speed (max.): 12,000 rpm, TECHNICAL DETAILS Number of axes: 3 Travel range, X-axis: 1,660 mm Travel range, Y-axis: 510 mm Travel range, Z-axis: 510 mm Table length: 2,000 mm Table width: 510 mm Tool holder: ISO40 Max. spindle speed: 12,000 rpm MACHINE DETAILS Control system: Mazatrol 640M Operating time according to control system display: 40,843 h Bedpszdf Dhsfx Aqtsli Dimensions & Weight Dimensions (L x W x H): 5,120 x 3,000 x 2,800 mm Unladen weight: 8,250 kg EQUIPMENT Chip conveyor Tool magazine with 30 positions Tools included

Condition: good (used), Year of construction: 2016, Ref. -No.: 10653 Manufacturer: HERMLE Type: C 250 U Year of construction: 2016 Type of control: CNC Control: Heidenhain TNC 640 Storage location: Halberstadt Country of origin: Germany X-Travel: 600 mm Y-Travel: 550 mm Z-Travel: 450 mm C-Axis: 360 ° Table Load: 300 kg Numbers Of Tools In Magazin: 30 Tool changer: Automatisches Kettenmagazin Spindle Speed: 18000 RPM A-Axis: +/- 115 ° Further information: - Electronic handwheel (HR Handwheel) included - Central lubrication system included - Chip removal system included - Capable of simultaneous 5-axis machining Bledpjzh Hmdjfx Aqtoi - High-precision gantry design - Advanced 3D and 5-axis programming support - Compact and rigid machine frame - Tool stations expandable to up to 118 tools. - The table can rotate and swivel while the actual milling tools move along the other axes. - The machine can machine workpieces from five sides in a single operation. The machine can machine workpieces from five sides in a single operation. The machine can be viewed while powered on by appointment.

Condition: good (used), functionality: fully functional, Bridgeport VMC 600 22 CNC machining center with Heidenhain TNC 410 / 426 control system -Travel X-axis: 600mm -Travel Y-axis: 410mm -Travel Z-axis: 520mm -Table load capacity: 500 kg -Spindle taper: SK 40 ISO/BT Blsdpfx Aezhg Rioqtoi -Spindle power: 8.5 kW -Speed range: 40 to 6000 RPM -Tool changer: 22 positions -Number of controlled axes: 3 -Year of manufacture: 2000 -Length: 2800 mm -Width: 2050 mm -Height: 2300 mm -Weight: Approx. 2500 kg

Condition: used, Year of construction: 1998, functionality: fully functional, DECKEL MAHO - DMU 125 T Offer Details Stock Number 1039-8700 Machine Type Machining Center - Vertical Manufacturer DECKEL MAHO Type DMU 125 T Year of Manufacture 1998 Control TNC 426 Heidenhain Location D-59302 Oelde Country of Origin Germany Delivery Time Upon Agreement Incoterms EXW (Ex Works) Additional Information CNC - Vertical Machining Center DECKEL MAHO - DMU 125 T - Coolant Through Spindle (CTS) Technical Details X-axis travel 1,250 mm Y-axis travel 880 mm Z-axis travel 800 mm Control TNC 426 Heidenhain Main Spindle: Spindle Speed Range - Main Spindle max. 12,000 min/-1 Drive Power - Main Spindle 15 / 10 kW Max. Torque 500 Nm Tool Interface SK 40 Work Table: Table Surface Area 1,500 x 1,050 mm Max. Table Load 2,500 kg Number of T-slots 10 T-slot Width 18 H7 mm T-slot Spacing 100 mm Tool Changer: Number of Tool Positions 30 Max. Tool Diameter 80 mm Max. Tool Diameter with Free Neighboring Position 160 mm Max. Tool Length 315 mm Max. Tool Weight 8 kg Max. Total Weight 100 kg Feeds: Rapid Traverse (X / Y / Z) 15 m/min Feed Rate 10,000 mm/min Total Power Consumption 29 kW Machine Weight approx. 16.0 t Space Requirement approx. 7.0 x 5.0 x 3.3 m Accessories Documentation Chip Conveyor Coolant System High-Pressure Cooling Bjdezfzhdjpfx Aqtsli Internal Coolant Supply Tool Changer Measuring Probe Heidenhain Electric Handwheel

Condition: used, Year of construction: 1995, Fanuc MSC 516 Bedpfozgrzkjx Aqtjli 2 pallets, 500x500mm BT40 spindle Spindle speed: 12,000 RPM 20-tool changer Coolant pressure: 20 bar Renishaw

Condition: used, Year of construction: 1999, functionality: fully functional, DECKEL MAHO - DMU 125 T Offer Details Stock Number: 1039-8230 Machine Type: Machining Center - Vertical Manufacturer: DECKEL MAHO Type: DMU 125 T Year of Construction: 1999 Control: TNC 430 Heidenhain Location: D-59302 Oelde Country of Origin: Germany Delivery Time: Upon agreement Incoterms: EXW (Ex Works) Additional Information: CNC - Vertical Machining Center DECKEL MAHO - DMU 125 T Technical Details X-axis travel: 1,250 mm Y-axis travel: 880 mm Z-axis travel: 800 mm Control: TNC 430 Heidenhain Main Spindle: Spindle Speed Range: max. 12,000 min/-1 Drive Power - Main Spindle: 15 / 10 kW Bljdozfzgtepfx Aqtoi Max. Torque: 500 Nm Tool Holder: SK 40 Work Table: Table Clamping Surface: 1,500 x 1,050 mm Max. Table Load: 2,500 kg Number of T-slots: 10 T-slots - Width: 18 H7 mm T-slots - Pitch: 100 mm Tool Changer: Number of Tool Positions: 60 Max. Tool Diameter: 80 mm Max. Tool Diameter with free adjacent position: 160 mm Max. Tool Length: 315 mm Max. Tool Weight: 8 kg Max. Total Weight: 100 kg Feeds: Rapid Traverse (X / Y / Z): 15 m/min Feed Rate: 10,000 mm/min Total Power Consumption: 29 kW Machine Weight (approx.): 16.0 t Space Requirement (approx.): 7.0 x 5.0 x 3.3 m Accessories Documentation Chip Conveyor Coolant System Tool Changer

Condition: excellent (used), Year of construction: 2017, operating hours: 47,000 h, functionality: fully functional, DMG MORI DMU 60 eVo, year of manufacture 2017 5-axis universal machining center in very good condition Technical data / equipment: Manufacturer: DMG MORI Type: DMU 60 eVo Year of manufacture: 2017 Control system: Heidenhain TNC 640 User interface: ERGOline Control with 19" screen Travel ranges: X-axis: 600 mm Y-axis: 500 mm Z-axis: 500 mm Spindle: speedMASTER motor spindle Tool interface: SK 40 / BIG-PLUS Speed: 18,000 rpm Power: 35 kW at 40% duty cycle / 25 kW at 100% duty cycle Air blow-through through spindle center NC rotary table: Clamping surface: 600 x 500 mm B-axis: -5° to +110° C-axis: 360° Max. table load: 400 kg Direct measuring systems Table cooling Tool magazine: 120 tool positions Chain magazine with dual gripper Cooling / chip removal: Internal coolant supply (ICS) 40 bar / 23 l/min 600 liter tank Paper band filter Extended chip flushing Scraper conveyor Bed flushing Flushing gun Rotating viewing window Oil and emulsion mist separator Measuring and monitoring systems: Renishaw OMP60 measuring probe Tool breakage detection TRS2 3D quickSET preparation Process monitoring operating mode 4 Electronic handwheel Signal light, four-color DMG MORI Messenger DMG MORI Netservice Client Automation / preparation: Preparation for EROWA handling system M65 interface Extended M65 interface for EROWA Job Management System Bjdpfx Aozhit Hoqtoli Operating hours according to current geometry protocol: approx. 47,589 h Spindle hours according to current geometry protocol: approx. 28,638 h Current geometry protocol dated 08.12.2025 available. The machine's geometry is in very good condition. All documented measured values are within the permissible tolerances. Particularly noteworthy are the very good parallelism values of 0.003 mm and 0.004 mm, as well as the very good roundness values of the vertical spindle of 0.002 mm and 0.008 mm. The squareness of the vertical spindle is also within the permissible specifications, at 0.003 mm and 0.014 mm. The machine is equipped with high-quality components and is ideal for precise 5-axis machining, tool and mold making, as well as demanding single-part and series production. Sale subject to prior sale. Technical data without guarantee. Inspection possible by arrangement.

Year of construction: 2009, condition: excellent (used), Elumatec SBZ 140, extended version: 7.6 meters Weight approximately 5000 kg Automatic tool changer Bodozhg S Tjpfx Aqtsli 2-section clamping system 2 pneumatic stops Safety guard Light curtains Automatic clamping detection Central lubrication Coolant spray system Chip trolley Conditioning unit Max. spindle speed: 24,000 rpm Tool holder: HSK-63F, 8-position tool changer. Max. milling diameter: 80 mm Max. sawing diameter: 200 mm Compressed air: 7 bar The SBZ 140 is a 4-axis profile machining center (axes: X, Y, Z + A). It is designed for aluminum and thin-walled steel profiles. 4-axis CNC machining center (X/Y/Z + tilting/rotating axis A) X-axis: approx. 7900 mm travel Y-axis: approx. 850 mm travel Z-axis: approx. 650 mm travel A-axis (rotation/tilting): Freely programmable angle, -90° to +90° Axis travel speed: X-axis up to approx. 65 m/min, Y- and Z-axis up to approx. 60 m/min (in many configurations) Control: 4-axis CNC system, with PC control, color screen, USB & network. Software: eluCam. Automatic material clamping, automatic positioning via indexing pins Pendulum/shuttle operation (two work zones), which improves production cycle time. In addition to milling and drilling, it can also tap, saw, and perform profile machining – all with stationary clamped profiles. Please note: The information on this page has been obtained and compiled in good faith, but accuracy cannot be guaranteed. Accordingly, it does not constitute a representation or contract, and we recommend that you verify all relevant details. Financial information VAT/margin: VAT: The price shown is exclusive of VAT (VAT is reclaimable for businesses).

Condition: excellent (used), Year of construction: 2005, functionality: fully functional, travel distance X-axis: 1,020 mm, travel distance Y-axis: 510 mm, travel distance Z-axis: 510 mm, table width: 450 mm, table length: 1,200 mm, spindle nose: BT40, Dugard Eagle 1000 Vertical Machining Centre Model: 1000 VMC Blsdpey N Ukcofx Aqtoi Year: 2005 Control: FANUC Oi-MD Table Area: 1200mm x 450mm ‘X’ Traverse: 1020mm ‘Y’ Traverse: 510mm ‘Z’ Traverse: 510mm Max. Spindle Speed: 8000 RPM Spindle Taper: BT 40 ATC capacity: 20 station Machine with: Swarf Conveyor

Condition: excellent (used), Year of construction: 2012, travel distance X-axis: 610 mm, travel distance Y-axis: 460 mm, travel distance Z-axis: 450 mm, table width: 450 mm, table length: 800 mm, spindle speed (max.): 8,000 rpm, Model: 610L Control: Fanuc Series Oi-MC Year: 2012 Blodpsy N Uh Ujfx Aqtoi Table Area: 800 x 450mm ‘X’ Axis: 610mm ‘Y’ Axis: 460mm ‘Z’ Axis: 450mm Spindle Taper: BT 40 Spindle Speeds: 8000 RPM Carosel 12 Station Tool Changer Dimensions: 2200 x 2300 x 2300mm high Weight: 3400 KGS

Condition: ready for operation (used), Year of construction: 2014, functionality: fully functional, travel distance X-axis: 2,134 mm, travel distance Y-axis: 813 mm, travel distance Z-axis: 762 mm, table load: 1,814 kg, spindle speed (max.): 8,100 rpm, The machine can be inspected while powered on during production! TECHNICAL DETAILS Blodpfxozg Drzo Aqtei Travel range, X-axis: 2,134 mm Travel range, Y-axis: 813 mm Travel range, Z-axis: 762 mm Max. spindle speed: 8,100 rpm Spindle motor power: 22.4 kW Max. torque: 122.0 Nm at 2,000 rpm Table dimensions: 2,134 x 711 mm Max. load capacity on table: 1,814 kg Number of tool magazine slots: 31 Distance from spindle nose to machine table (max.): 864 mm Distance from spindle nose to table (min.): 102 mm MACHINE DETAILS Control system: HAAS Table dimensions: 2,134 x 711 mm Max. load capacity on table: 1,814 kg EQUIPMENT Documentation/Manual Chip conveyor

Condition: used, functionality: fully functional, ROSILIO MILLING MACHINE Type: C640 – Vertical machining center Travels (mm): X: 640 • Y: 400 • Z: 400 Table: 800 × 400 mm Maximum table load: Approximately 300–400 kg Spindle speed: Up to 8,000–10,000 rpm (5.5–7.5 kW motor) Blsdpfx Aqozb Dcqstoi Rapid traverse rates: 20–24 m/min Numerical control: Siemens Total weight: Approximately 2.8–3.2 tons Approximate specifications

Condition: ready for operation (used), Year of construction: 2008, operating hours: 14,982 h, functionality: fully functional, Haas VF-8/40, year of manufacture 2008 The machine was purchased in 2008, is fully functional, and can still be used as normal. All tools and accessories are included. Further technical details can be found in the attached images. Viewings can be arranged by appointment if interested. Blsdpfx Ajxcvz Hoqtei

Condition: good (used), functionality: fully functional, total length: 1,300 mm, total height: 1,800 mm, total width: 800 mm, center height: 150 mm, overall weight: 700 kg, HENNINGER ZS 160 centre grinding machine Bljdpfsyvtmiex Aqtji - Centre distance: approx. 800 mm Note: The item must be collected on a binding basis between 12.05. and 22.05.2026, on a date yet to be coordinated. FCA D-74821 Mosbach – loaded onto truck

Condition: used, Year of construction: 2000, x-travel 760 mm y-travel 550 mm z-travel 300 mm Control RMS6V3.15 tool change unit 25-fach tool taper HSK E40 turning speeds 42.000 U/min table-size 860 x 550 mm table load 800 kg total power requirement 14 kW weight of the machine ca. 5200 kg dimensions of the machine ca. 2,5 x 2,1 x 2,55 m 3-axis high-speed machining centre, Roeders RFM760, year of manufacture 2000, installation in 2001 Blsdpfx Aozhn T Eoqtsi Key specifications: Roeders RFM760 high-speed machining centre with accessories (tool holders, tool shrink-fitter, etc.). The machine is fully operational, well-maintained, serviced and powered up (battery maintenance). • Spindle: Newly fitted in December 2022, in use until March 2023 – Estimated running time approx. 75 hours (de-registered by the company in March 2023) • Control system: Röders, software: RMS6V3.15 (211) • Operating system: Windows NT • Complete system updates approx. 2010 and 2016 • TFT screen The machine has been used exclusively for electrodes (primarily graphite and copper) and finishing of mould inserts – no roughing! The machine is available for viewing at any time and is ready for immediate collection. Specifications for the Roeders RFM 760 high-speed cutting centre - 25-position tool changer with laser tool measurement (length and diameter) - ISO spindle mount: HSK E40 - IR 3D probe (for workpiece measurement) - Dust extraction (graphite) - Cooling unit - Spray cooling for tool / workpiece - Roeders tool shrink-fitter - Fischer MFW-1230/42 spindle (42,000 rpm), new in December 2022 - Fixed chuck, new in 2022 - Accessories: milling cutter chucks, consumables, ...

Condition: good (used), Year of construction: 2000, functionality: fully functional, machine/vehicle number: 71401453, travel distance X-axis: 600 mm, travel distance Y-axis: 700 mm, travel distance Z-axis: 600 mm, rapid traverse X-axis: 40 m/min, rapid traverse Y-axis: 40 m/min, rapid traverse Z-axis: 40 m/min, feed length X-axis: 15,000 mm, feed length Y-axis: 15,000 mm, feed length Z-axis: 15,000 mm, controller model: MILLPLUS, total height: 2,500 mm, total length: 5,500 mm, total width: 4,500 mm, rotary table diameter: 630 mm, overall weight: 10,000 kg, spindle speed (max.): 12,000 rpm, operating hours of spindle: 26,350 h, number of slots in tool magazine: 60, mount diameter: 40 mm, tool diameter: 100 mm, DECKEL MAHO DMU 60 P Hi-dyn CNC Universal Machining Center - Operating voltage: 400 V - Frequency: 50 Hz - Rated current: 80 A - Connection: 44 kVA - Linear scale resolution X/Y/Z-axis: 0.001 mm - Input increment X/Y/Z-axis: 0.001 mm - Position tolerance in X/Y/Z-axis: 0.010 mm - Max. tool length from spindle nose without tool breakage monitoring: 350 mm - NC rotary table clamping surface: 630 mm diameter - T-slot spacing: 63 mm - Number of T-slots: 9 - Centering bore: 50 mm diameter - Max. rotation speed of table plate: 10.7 rpm - Feedrate: 3600°/min - Measuring system resolution: 0.001° - Including chip conveyor and cooling unit - Note: The machine can be transported on a truck with a width of 3000 mm. Blodpfx Asx E T R Teqtoi Attention: The item must be collected on a binding date between 04 and 12 March 2026, to be agreed upon. FCA D-75181 Pforzheim – loaded onto truck

Condition: good (used), Year of construction: 2004, functionality: fully functional, machine/vehicle number: KMM526 1506, travel distance X-axis: 1,000 mm, travel distance Y-axis: 400 mm, travel distance Z-axis: 360 mm, rapid traverse X-axis: 45 m/min, rapid traverse Y-axis: 45 m/min, rapid traverse Z-axis: 45 m/min, feed length X-axis: 10,000 mm, feed length Y-axis: 10,000 mm, feed length Z-axis: 10,000 mm, controller manufacturer: FANUC, controller model: SERIES 18i-MB, total height: 3,300 mm, total length: 2,700 mm, total width: 2,700 mm, table width: 470 mm, table length: 1,500 mm, spindle speed (min.): 36 rpm, spindle speed (max.): 12,000 rpm, mount diameter: 40 mm, tool length: 250 mm, tool diameter: 125 mm, input voltage: 400 V, Equipment: chip conveyor, STAMA MC 526 CNC Vertical Machining Center - Operating voltage: 400 V Bsdox E Tt Iepfx Aqtoli - Frequency: 50 Hz - Rated current: 45 A - Table with three T-slots - Incl. 4th axis - Incl. 42-position tool changer - Overhang: 350 mm - Working spindle bearing diameter: 65 mm - Incl. chip conveyor and coolant system - Note: without the clamping devices shown in the photos Notice: The item must be collected bindingly between 04 and 12 March 2026 on a date to be agreed. FCA D-75181 Pforzheim – loaded onto truck

Condition: used, Year of construction: 1994, x-axis 7.300 mm y-axis 3.100 mm z-axis 1.500 mm control Heidenhain surface area B 2500 x L 7000 x H 750 mm no. of flutes 13 Stück flute distance 200 mm groove width 28H8 mm max. workpiece weight 4 t/m² drive capacity - main spindle 40 kW tool taper ISO 50 max. spindle tunring speed 4.000 U/min work spindle adjustment 3600 mm stroke senkrecht 1.250 mm spindle diameter 120 mm In our assessment, the machine is in good used condition and can be inspected under power by appointment. Technical features & accessories: Double-column gantry: Gantry traverse speed 0–6,000 mm/min Feed rate 12 m/min - Heidenhain control system with handwheel - Spindle extension (VFL) - Angle milling head (WFKU) - Tool magazine - Auxiliary equipment magazine - Schmipke cooling system - Coolant tank Bledpfx Aozhcinoqtji - Chip conveyor - Hydraulic unit - Oil cooler - Operator platform - Comprehensive documentation available - Note: Operating conditions and installation layout in the appendix Accessories, tools, and clamping devices shown are included in the scope of delivery only if specified in the additional information. Subject to change, errors in technical data/specifications, and prior sale.

Condition: used, Year of construction: 2022, machine/vehicle number: YAA7159, Travel ranges (X/Y/Z): 600/400/500 mm, with a double pallet table, spindle speed: 12,000 rpm, machine weight: 6,600 kg, chip conveyor, band filter system, MITSUBISHI ELECTRIC M80 control system, HABOR cooling system, 30-position tool changer. Bledpfozhaxysx Aqtji

Condition: ready for operation (used), Year of construction: 2004, machine/vehicle number: B-7302, Milling machine Kondia B640 Year of manufacture: 2004 Control: Heidenhain iTNC 530 TOOL MEASUREMENT System: Tool Eye TOOL CHANGER Magazine capacity: 22 tools TRAVELS X-axis: 600 mm Y-axis: 400 mm Z-axis: 510 mm MAIN SPINDLE Speed: max. 12,000 rpm New main spindle: overhauled in 2020 Tool holder: BT 40 TABLE Clamping area: 800 x 400 mm COOLANT IKZ 20 bar External coolant supply Spindle cooling Blodezilxnopfx Aqtoi ACCESSORIES Chip conveyor Various tool holders Various clamping pins Machine documentation

Condition: excellent (used), Year of construction: 2017, SIEMENS 840D SL control Working travels 550 x 320 x 420 mm Milling head swivellling +100 / -10 ° Spindle taper HSK A50 Spindle speeds -12'000 rpm Tool changer with 64 Pos. Turning spindle 4'500 rpm NC swivel rotary table with B- + C-axis Bledpfowwundjx Aqtoi Tool breakage control system Tool lenght measuring device 3D-measuring tracer Misc. accessories MARCELS MASCHINEN CH

Condition: excellent (used), Year of construction: 2013, Brother B-00 control system Travel ranges X/Y/Z: 700 x 400 x 300 mm Spindle speed: 10,000 min-1 Tool magazine for 21 tools, BT 30 4th axis (rotary/tilting) 3D measuring probe OP 40 Manual handwheel Chip conveyor Bljdpfx Aozid Arsqtoi Chip collection cart Vacuum unit Various clamping devices and tool holders