Used Deckel Fp 4 M Aktiv for sale (97,351)

Condition: reconditioned (used), Year of construction: 1988, Universal tool milling machine Manufacturer: DECKEL Model: FP 4 M Aktiv Year of manufacture: 1988 – overhauled, newly painted RAL 7035 light gray / RAL 7012 basalt gray RAL 5008 gray-blue Machine no.: 2203-7097 with warranty Cedpfx Afjlfc U Do Ajrd Geometric acceptance with test report Accessories: - 3-axis digital display HEIDENHAIN TNC 113 - Fixed table 800 x 460 mm (T-slot: 14 mm) - Vertical milling head SK 40 with hydraulic tool clamping DIN 2080 - Chip collection tray - Central lubrication, electric - Coolant system - Operating manual Used, as is The machine is technically in the condition corresponding to the year of manufacture.

Condition: reconditioned (used), Year of construction: 1994, Universal milling machine Manufacturer: DECKEL Model: FP 4 MK Aktiv Year of manufacture: 1994 – refurbished, newly painted RAL 7035 light gray / RAL 7012 basalt gray RAL 5008 gray-blue Machine no.: 2203-8668 With warranty Geometric inspection with test report Accessories: - 3-axis digital display Crjdpfx Afjfzbtmo Aed HEIDENHAIN TNC 113 - Universal table 660 x 380 mm (T-slot: 14 mm) - Vertical milling head SK 40 with hydraulic tool clamping DIN 2080 - Chip collection tray - Central lubrication, electric - Coolant system - Operating manual -used, as is-

Year of construction: 1988, condition: used, x-travel 500 mm y-travel 400 mm z-travel 400 mm digital readout Heidenhain 3 Achsen spindle taper SK 40 spindle turning speed range 50 - 2500 U/min table-size 650 x 375 mm weight of the machine ca. 1,5 t Crodpfx Aeqpl Uqsf Ajd dimensions ca. mm

Condition: used, functionality: fully functional, Milling machine Deckel FP 4 M 3-axis digital readout Heidenhain Work area: 500 x 400 x 400 mm Drive power: 4 kW Fixed table 800 x 460 mm Chip tray Spindle taper SK 40 Speed range n 50-2500 rpm Feed rates 8-630 mm/min Rapid traverse 1.3 m/min Space requirement approx. 2 x 2 x 2 m Weight approx. 1650 kg Crsdpey Awz Refx Af Asd

Condition: excellent (used), Year of construction: 1992, functionality: fully functional, Universal Milling Machine Deckel FP4M with 3-Axis Active Digital Readout Heidenhain, Excellent Condition, CE Compliant!!! Technical Data: - Year of manufacture: 1992, Machine no. 2203-8449 - Fixed angle table - Spindle speed: 50 - 2500 rpm - Feed rate: 8 – 630 mm/min - Drive power: 3.7 / 4.4 kW - Spindle brake - Rapid traverse: 1300 mm/min - Travel (X/Y/Z): 500/400/400 mm - Vertical milling head traverseable on column - Vertical and horizontal quill - SK40 taper Crsdpsu Tuk Hefx Af Ajd - Vertical quill extendable by 90 mm - Hydraulic drawbar system - Approx. weight: 1600 kg Equipment and Accessories: - 3-axis active Heidenhain digital readout - Coolant system - Chip tray - Central electric lubrication - Operating manual, spare parts drawings About the Machine: For sale is a Deckel FP4M Universal Milling Machine (Active) in very good condition. The machine has minimal backlash, and all slides move smoothly. Even at maximum spindle speeds, the milling machine runs quietly. The machine features hydraulic tool clamping. The FP4M was only occasionally used in a state-run facility for training purposes. On this newer FP4 model, the feed rates are steplessly adjustable in all three axes, and each axis also features a rapid traverse. A major advantage is the active 3-axis digital readout. With the Heidenhain control, you can input measurements that the machine will approach automatically. Oil change has been performed; mechanically and electrically tested. The Heidenhain digital readout makes work easier and even more precise. Take advantage of the opportunity to inspect and test this machine under power on site.

Condition: excellent (used), functionality: fully functional, travel distance X-axis: 500 mm, travel distance Y-axis: 400 mm, travel distance Z-axis: 400 mm, spindle speed (max.): 2,500 rpm, spindle speed (min.): 50 rpm, quill stroke: 90 mm, Dear Sir or Madam, We hereby offer you a very well-maintained milling machine of the type Deckel FP4M (K) aktiv, featuring a rotary-tilt-swivel table and a 4-axis digital readout. With its extensive equipment, this model truly stands out among conventional machine tools. The machine has been thoroughly inspected in our workshop, is therefore in excellent condition, and is immediately ready for operation. We look forward to your inquiry! Delivery time: Immediately available Machine No.: xxxx-xxxx Year of manufacture: xxxx Table version: Rotary-tilt-swivel table Spindle speed: 50 - 2500 rpm Feed rate: 8 - 630 mm/min, infinitely variable Rapid traverse: 1300 mm/min Drive power: 3.7kW / 4.4kW Travel (X/Y/Z): 500/400/400 mm Tool holder: SK40 Clamping system: hydraulic Vertical quill stroke: 90 mm Weight: approx. 1600 kg Further features and accessories include: 4-axis digital readout (Heidenhain), 3-axis active control, hydraulic tool clamping, rotary-tilt-swivel table, coolant system, machine feet, operating manual, and much more upon request... Our service promise to you: Csdpfx Afjvvtlge Asrd - We are a certified master workshop in mechanical engineering - All machines are thoroughly checked - All lubricants and any worn parts are replaced beforehand - Upon request, we can completely or partially overhaul the selected machine - You are free to choose the paint color of your selected machine - If desired, you can order additional accessories such as tools, etc. directly - On request, we can install other accessories such as safety devices - We are happy to take care of shipping and/or installation

Condition: reconditioned (used), functionality: fully functional, travel distance X-axis: 500 mm, travel distance Y-axis: 400 mm, travel distance Z-axis: 400 mm, quill stroke: 90 mm, spindle speed (max.): 2,500 rpm, spindle speed (min.): 50 rpm, Equipment: documentation/manual, Dear Sir or Madam, Cjdpfxox Irwdj Af Aord We are pleased to offer you a partially refurbished milling machine, type Deckel FP4M (K) aktiv. Thanks to its extensive features, this model stands out as a true highlight among conventional machine tools. The Deckel FP4MK has been thoroughly partially overhauled in our workshop, so it is in absolute top condition, both technically and visually, and is almost indistinguishable from a new machine in terms of geometry. We look forward to your inquiry! Delivery time: on request Spindle speed: 50 - 2,500 rpm Feed rate: 8 - 630 mm/min, infinitely variable Rapid traverse: 1,300 mm/min Drive power: 3.7 kW / 4.4 kW Travel paths X/Y/Z: 500/400/400 mm Tool holder: SK40 Clamping system: hydraulic Vertical quill stroke: 90 mm Weight: approx. 1,600 kg Table version: Fixed angle table or rotary-swivel-tilt table Additional features and accessories include: 3-axis Heidenhain digital readout with active control, hydraulic tool clamping, coolant system, machine levelling feet, technical documentation, and much more on request. Our service promise to you: - We are a certified master workshop specializing in mechanical engineering - All machines are thoroughly inspected - All lubricants and, if necessary, worn parts are replaced in advance - On request, we can carry out a partial or complete overhaul of the selected machine - You are free to choose the paint colour of your machine - You can optionally order additional accessories such as tooling, etc. directly - On request, we can install further accessories such as safety equipment, etc. - We are happy to take care of shipping and/or machine installation

Condition: used, Technical Specifications Article number: M100001418 Operation: CNC without mechanical handwheels Control system: CNC contour control DECKEL Contour 3 Spindle speed: 63 - 3150 rpm Feed rate: 2-3000 mm/min, continuously adjustable Rapid traverse rate: 3000 mm/min Power: 4.4 kW Tailstock: Extendable tailstock, vertical 80 mm, SK40 Clamping system: DIN 2080 or DIN 69872 Axes: X/Y/Z 485/385/380 mm Tilting table: Rigid tilting table 800 x 460 mm, max. load 400 kg Hydromechanical clamping system SK40 with draw bolts DIN 2080 or DIN 69872 Vertical and horizontal spindle Milling head: Manually swiveling +/- 90 degrees Crjdpezfpicsfx Af Aed Programming: Deckel Contour 3 - Dialogue-guided programming with versatile machining cycles.

Condition: refurbished (used), Year of construction: 1992, functionality: fully functional, travel distance X-axis: 600 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 450 mm, spindle speed (max.): 5,000 rpm, spindle speed (min.): 2 rpm, table length: 900 mm, table width: 530 mm, type of input current: three-phase, total length: 900 mm, total width: 530 mm, rotational speed (max.): 5,000 rpm, rotational speed (min.): 2 rpm, warranty duration: 3 months, working range: 900 mm, Equipment: documentation/manual, rotational speed infinitely variable, We are offering this overhauled Deckel FP 4-60T tool milling machine with Dialog 11 control, year of manufacture 1992. Deckel: FP 4-60T Condition: Fully overhauled Tool changer: 24 positions Control: Dialog 11 If you have any questions or require further information, please feel free to send us a message or call us. Crjdpfxex Sv Ubo Af Aed

Condition: reconditioned (used), Year of construction: 1987, Universal Tool Milling Machine Manufacturer: DECKEL Model: FP 2 Aktiv Year of manufacture: 1987 – overhauled, newly painted with new machine electrics RAL7035 light grey / RAL7012 basalt grey RAL5008 grey blue Machine no.: 2202-11579 Milling head type: 2271 Milling head no.: 300-3606 Csdpfxox A Eddo Af Ajrd with warranty Geometric acceptance with inspection report Accessories: - 3-axis active digital readout HEIDENHAIN TNC 113 - Fixed table 660 x 380 mm (T-slot: 12 mm) - Vertical milling head SK 40 with drawbar thread S 20 x 2 - Central lubrication, hand-operated - Coolant system - Operating manual - used, as seen -

Condition: reconditioned (used), Universal Tool Milling Machine Make: harich (DECKEL) Model: B (FP 2) Aktiv Refurbished with CE certification Geometric inspection with test protocol with warranty Accessories: - 3-axis digital readout Heidenhain Positip 8016 - Fixed table or universal table - Vertical milling head SK 40 - Centralized manual lubrication - Coolant system - Operating manual CE and safety equipment: - New machine electrics with control cabinet Cedpex A T Evefx Af Aerd - Electronically monitored cover on the vertical milling head - Chuck guard with electrical interlock - Drive motor with brake function - Control panel with emergency stop, enable, start and stop buttons, potentiometer for feed rate adjustment - New documentation for machine and control cabinet - CE declaration of conformity

Condition: reconditioned (used), Year of construction: 1990, functionality: fully functional, Universal Tool Milling Machine DECKEL FP 4 MK With 3-axis active digital readout Heidenhain TNC 113 Year of manufacture: 1990 Travel range: X 500 Y 400 Z 400 mm Speed range: 50 – 2500 rpm Crsdsyycagepfx Af Asd Including the following accessories: Rigid angle table 800 mm x 460 mm clamping surface Movable vertical milling head Extendable quill Infinitely variable feed via potentiometer Hydraulic tool clamping GRESSEL hydraulic vise 125 mm Various SK 40 milling arbors Splash guard enclosure Automatic central lubrication pump for X, Y, Z axes Machine lamp Coolant device 4 machine feet Operating manual

Year of construction: 1989, condition: used, machine/vehicle number: 2204-1736, table mounting size: 460 x 800 mm movement x: 485 mm movement y: 385 mm movement z: 380 mm Codpfx Ajclli Uof Asrd tailstock stroke: von Hand ca. 70 mm spindle turning speed range: 50 - 3150 rpm carriages continuously adjustable: 2 - 1000 mm/min rapid move: 2 m/min electrical connection: 3,7/4,4 kW space needed: 2100 x 1650 x 1730 mm weight: 1850 kg

Condition: excellent (used), Year of construction: 1988, functionality: fully functional, feed length X-axis: 485 mm, feed length Y-axis: 385 mm, feed length Z-axis: 380 mm, spindle speed (max.): 3,150 rpm, Table size 795 x 460 mm Longitudinal travel 485 mm Transverse travel 385 mm Vertical travel 380 mm Cjdpfx Afswffzks Aerd Spindle travel 80 mm Spindle speed 0 - 3,150 rpm Spindle taper horizontal ISO 40 Spindle taper vertical ISO 40 Control CONTOUR 2

Condition: good (used), Year of construction: 1990, Deckel FP 4 MK Tool Milling Machine Deckel FP 4 MK with Heidenhain TNC 113 Control System, Year of Manufacture 1990, Completely Overhauled in 2014, Excellent Condition, CE Compliant! This machine comes from the training workshop of Continental. Technical Data: Year of Manufacture: 1990 Completely Overhauled: 2014 Digital Readout: 3-axis active digital readout HEIDENHAIN TNC 113 X-Axis Travel: 500 mm Y-Axis Travel: 400 mm Z-Axis Travel: 400 mm Tool Holder: SK 40 hydraulic tool clamping DIN 2080 Milling Head Type: Vertical milling head Cedpfx Aeyalcpef Aord Speed Range: 50 - 2,500 rpm, 18 steps Table Type: Swivel table Clamping Surface Table: 800 x 490 mm T-slot Size: 14 mm Weight: approx. 1,450 kg Dimensions: approx. 2,500 x 2,700 x 2,100 mm Accessories and Equipment: Heidenhain TNC 113 control Hydraulic clamping vertical and horizontal Automatic central lubrication Spindle brake Technical documentation, spare parts diagrams, control manual, and programming examples Hand wheels Coolant system About the machine: Offered here is a Deckel FP 4 MK tool milling machine equipped with a Heidenhain TNC 113 control unit. This universal milling machine is in excellent original condition, having only been used for training purposes in a facility. The control is very user-friendly. Additionally, the machine features hydraulic clamping for both vertical and horizontal operations. Switching between vertical and horizontal milling is straightforward thanks to the tilting vertical head. The guides are regularly lubricated via the central lubrication system. The Deckel has been mechanically and electrically tested in our facility. You are welcome to inspect and test the Deckel under power on-site. You will find more milling machines from renowned manufacturers on our website.

Condition: excellent (used), functionality: fully functional, Universal milling machine Deckel FP1 with 3-axis active digital display TNC 113 Heidenhain and stepless feed, in very good condition, CE compliant. Technical data: >> Year of manufacture 1990, machine no. 2102-5046 >> Fixed angular table >> Speed: 40 - 2000 RPM >> Stepless feed in 3 axes >> Rapid traverse in 3 axes Codpfezbb E Aox Af Aerd >> Drive power: 1.5 / 1.9 kW >> Spindle brake >> Travel distances X/Y/Z: 300/160/340 mm >> Vertical milling head on spindle support, adjustable by 100 mm >> Vertical quill and horizontal quill - SK40 >> Clamping system S20x2 >> Weight approx. 800 kg Accessories and equipment: >> 3-axis digital display Heidenhain TNC113 >> Coolant system >> Machine lamp >> Operating manual, parts list About the machine: Offered is a universal milling machine Deckel FP1 in very good condition and CE compliant. The machine has very little backlash and all spindles move easily. Even at maximum speeds, the milling machine runs very smoothly. In this newer FP1 model, the feed is steplessly adjustable in three axes, and the machine also has rapid traverse in these axes. A major advantage is the active 3-axis digital display. With this Heidenhain control system, you can enter dimensions that the machine will automatically approach. The FP1 was located in a training workshop, where it was only used occasionally. An oil change has been carried out. Mechanically and electrically tested. The digital display from Heidenhain makes the work easier and even more precise. Take the opportunity to inspect and test this machine on site under power.

Condition: used, Year of construction: 1985, Technical details: x-travel: 485 mm y-travel: 385 mm z-travel: 380 mm control: Contour 1 Bahnsteuerung spindle taper ISO: SK 40 spindle head swivable left - right: 90° ° quill travel: 80 mm milling head vertical adjustable: 150 ( y-Achse) mm range of revolution per miute: Spindel vertical: 50 - 2.500 / 18 step U/min feed:: X/Y/Z: 2 - 1000 steples mm/min rapid traverse : X/Y/Z: 2000 mm/min revolution per minute: horizontal: bis 1.000 U/min Table dimensions: 460 x 800 mm table load: 0,4 t total power requirement: 9,5 kVA machine weight approx.: 1900 kg dimension machine xH: 2,35 x 2,2 x 2,0 m -Equipment: - Operation via control panel Grundig elektronic with boom - Cooling with pump - machine lighting - Linear interpolation, circular polarization in XY and XZ planes - quick chuck - manual control unit Credju Ndcmepfx Af Ajd *

Condition: ready for operation (used), Year of construction: 1984, functionality: fully functional, feed length X-axis: 500 mm, feed length Y-axis: 400 mm, feed length Z-axis: 400 mm, travel distance X-axis: 500 mm, travel distance Y-axis: 400 mm, travel distance Z-axis: 400 mm, rotational speed (max.): 2,500 rpm, rotational speed (min.): 50 rpm, input voltage: 400 V, Deckel FP4M Universal Milling Machine in excellent technical and optical condition. Csdpfx Afoytb Uho Ajrd Machine no. 2203-1389 Year of construction: 1984. Technical specifications: - Working travel X/Y/Z: 500/400/400 mm - Spindle speed range: 50 - 2500 RPM - Power: 3.7 / 4.4 KW - Spindle brake - Automatic feed: X-Y-Z, continuously adjustable, 6.3 / 630 mm/min - Rapid traverse X-Y-Z: 1300 mm/min - Fixed angle table - Vertical quill with 90 mm stroke - Tool holder: ISO 40/M16 - Weight approx. 1500 kg Machine options: - 3-axis digital readout Heidenhain - Coolant system - Chip tray - Central lubrication - Automatic pulse lubrication on the milling head - Machine manuals with spare parts list and electrical diagrams - Cabinet with accessories, see photos

Condition: refurbished (used), Year of construction: 1985, functionality: fully functional, feed length X-axis: 500 mm, feed length Y-axis: 400 mm, feed length Z-axis: 400 mm, spindle speed (max.): 2,500 rpm, spindle speed (min.): 50 rpm, total length: 800 mm, table width: 460 mm, table length: 800 mm, type of input current: three-phase, rotational speed (max.): 2,500 rpm, rotational speed (min.): 50 rpm, warranty duration: 3 months, Equipment: documentation/manual, We are offering this fully overhauled Deckel FP4 M milling machine, year of manufacture 1985. Manufacturer: Deckel Model: FP4 M Crsdpox Sllpefx Af Aod Year: 1985 Condition: overhauled Control: TNC113 Aktiv control Optional: universal table with a clamping surface of 800mm x 370mm If you have any questions or require further information, please send us a message or give us a call.

Condition: used, Geldmacher MST / Deckel FP4M Milling Machine, Tool Milling Machine Weight: approx. 1,450 kg Year of manufacture: 2012 Installation dimensions: Reference value: approx. 2,500 × 2,700 × 2,100 mm (Length × Depth × Height) Cedpfxsxcldko Af Ajrd Travels: X-axis: approx. 500 mm Y-axis: approx. 400 mm Z-axis: approx. 400 mm Spindle taper / Tool holder: SK 40 Quill stroke: Vertical quill: approx. 90 mm travel; additionally, the vertical milling head is movable on the spindle head Spindle speed range: Approx. 50 - 2,500 rpm Feed rates: Feed: approx. 8 - 630 mm/min; Rapid traverse (max. feed rate): approx. 1,300 mm/min The machine is in very good condition. You are welcome to arrange an inspection. We can also organize cost-effective shipping for you! You will receive a proper invoice. For international customers, we can issue a net invoice (VAT-free) provided you supply a valid VAT ID number. Subject to prior sale. Visit our shop and take a look at our other offers as well. The stated company names and trademarks are the property of their respective owners and are used for identification and description purposes only. Deviations from the technical data as well as mistakes in the article description may occur and are subject to change.

Condition: excellent (used), functionality: fully functional, Equipment: documentation/manual, F736 Universal milling machine Deckel FP1 with 3-axis active digital readout TNC 111 Heidenhain 2008 Retrofit at FA Huttelmaier Very good CONDITION Technical data: >> Year of construction 1985 Machine no. 2102-2891 >> Rigid angle table >> Speed: 40 - 2000 rpm >> Infinitely variable feed in 3 axes >> Rapid traverse in 3 axes >> Drive power .:1,5 / 1,9 KW >> Spindle brake >> Travel X/Y/Z: 300/160/340 mm Credpfxeu Nvwve Af Ajd >> Vertical milling head can be moved 100 mm on headstock >> Vertical quill and horizontal quill - SK40 >> Tightening system S20x2 >> Weight approx. 800 kg Accessories and equipment: >> 3-axis digital readout Heidenhain TNC111 >> Coolant device >> Operating instructions, spare parts plan To the machine : Universal milling machine Deckel FP1 built in 1985 in very good condition. The FP1 was overhauled by Huttelmaier in 2008. The machine has very little crank play and all spindles can be moved easily. The milling machine runs very smoothly even at maximum speeds. On this newer FP1 model, the feed rate is infinitely variable in three axes, and the machine also has rapid traverse in these axes. A great advantage is the active 3-axis digital display. With this Heidenhain line control you can enter dimensions which the machine automatically approaches. The FP1 was in a training company where it was only used occasionally. An oil change was carried out. Mechanically and electrically tested. The Heidenhain digital display makes work easier and even more accurate. Take the opportunity to inspect and try out this little gem under power on site.

Condition: good (used), functionality: fully functional, Travel X: 500 mm Travel Y: 400 mm Travel Z: 400 mm Spindle speed: 50 – 2500 rpm Csdjw I A D Tepfx Af Ajrd Drive power: 2.7 / 4.4 kW Tool holder: SK 40 with hydraulic clamp DIN 2080 Table type: Fixed table or swivelling table Table clamping surface: 650 x 380 mm Weight: 1600 kg Dimensions (including safety area): approx. 2500 x 2700 x 1950 mm Paint finish: RAL 6011 reseda green Digital readout: 3-axis HEIDENHAIN Accessories: Central lubrication, coolant tray, further accessories upon request

Condition: good (used), Offered for sale is a partially overhauled DECKEL FP1 Aktiv universal milling machine, equipped with a 3-axis Heidenhain digital readout TNC 113 and a dividing rotary table with a three-jaw chuck. Thanks to its compact design, this machine is ideal for smaller hobby workshops or garages. Manufacturer: DECKEL Model: FP1 Machine no.: 2102-3314 - Travel X/Y/Z 300 x 160 x 340 mm - Spindle speed range 40–2000 rpm - Stepless feed in all three axes - Rapid traverse in all three axes - Vertical milling head - 100 mm adjustable vertically - Horizontal milling attachment - 3-axis Heidenhain digital readout TNC 113 - Coolant system - Dividing rotary table with a three-jaw chuck Credpfsxmggujx Af Aod Total power requirement: 1.9 kW Machine dimensions (L x W x H): 1.30 x 1.10 x 1.60 m Weight: approx. 850 kg Price is quoted net, ex-works, loaded. Condition: Used.

Condition: used, Univ. universal milling machine with active digital display, DECKEL Type FP 1 Machine No. 2101 - 7088, Year of manufacture 1993 Travel distances X: 300 mm, Y: 150 mm, Z: 330 mm Table size 600 x 200 mm Spindle mounting SK 40 - S20x2 Spindle speed 40-2000 rpm, 16 steps Feed rate X and Y axis 5 to 500 mm/min. Rapid traverse 1200 mm/min. Motor power 1.6 and 2 kW, pole-changing Power connection 380 Volt, 50 Hz - Active control and digital display for 3 axes, HEIDENHAIN Type TNC 123 - Stepless feed rate via servo motor in the X, Y, and Z axes - Spindle speed via 2 motor speeds and 8 gear stages Crsdpfxsziny Io Af Aed - Quill travel on the vertical milling head 60 mm - Vertical milling head swiveling and horizontally extendable by 100 mm - Swivel, rotary, and tilting angle table DECKEL, Type 2114 - Coolant system in the machine base - Central lubrication - Adjacent control cabinet - Hinged protective shield with safety switch - Original chip tray for mounting on the machine base - Electrical diagram available Space requirement L x W x H 1600 x 1200 x 1770 mm Weight 900 kg Good condition

Condition: good (used), Year of construction: 1982, x-travel 300 mm y-travel 160 mm z-travel 340 mm tool taper SK40 Speed 40-2000 U/min. control Aktiv HEIDENHAIN table-size 600 x 210 mm total power requirement 2 kW weight of the machine ca. 0,73 t dimensions of the machine ca. TBH 1,20x1,10x1,60 m Comes from a vocational school Crodpozfql Sofx Af Aod - Powered feed in X, Y, and Z axes - Coolant system - Machine vice - Work light