Beli Meja Kantor bekas (6.112)

Kondisi: baru, Table length: 1220 mm Table width: 760 mm Table height: 910 mm Machine weight: approx. 226 kg Welding table workbench + 66 accessories included Benefit from the best of both worlds: the functionality and quality of GERD WOLFF welding tables combined with the mobility of a cart. The workbench features a robust, interchangeable tabletop that accepts all TM fixture components with a diameter of approximately 1.6 cm. Kjdpsxqrhlefx Aglewt This enables you to create ultimate, high-performance, and compact mobile workstations. Enhance your clamping and fixturing options and be ready for new projects with the GERD WOLFF welding table workbench + fixture kit. The GERD WOLFF welding table workbench with fixture set is a turnkey system for positioning and clamping during welding and manufacturing. Clamp and fixture at any point on the reversible, double-sided precision-ground, nitrided (heat-treated) 121.92 x 76.2 cm tabletop to ensure accuracy in all your setups. Technical Specifications Hole diameter: approx. 1.6 cm Grid pattern: approx. 5 cm x 5 cm Tabletop size: 121.92 cm x 76.2 cm Tabletop thickness: approx. 1.6 cm ±0.01 cm Table flatness: ±0.0381 cm per 60.96 cm x 60.96 cm Table height: approx. 91 cm Static load capacity: approx. 680.4 kg Gross weight: approx. 222.26 kg Fixture kit (5/8-inch = 1.5875 cm) 2 x Inserta clamps, suitable for 1.5875 cm bores (UDN5150) 2 x Side clamps, suitable for 1.5875 cm bores 2 x Inserta pliers – suitable for 1.5875 cm bores (PTT522K) 2 x Inserta pliers – suitable for 1.5875 cm bores (PTT634K) 2 x Magnetic V-pads for the tabletop 2 x Positioning pins, suitable for 1.5875 cm bores 2 x Angle supports, 1.5875 cm bores (T50305) 2 x Angle supports, 1.5875 cm bores (T50304) 4 x Stops, suitable for 1.5875 cm bores (T54203) 4 x Stops, suitable for 1.5875 cm bores (T54205) 4 x V-block spacers, suitable for 1.5875 cm bores 8 x D-stop rods, 1.5875 cm bores 8 x V-blocks, suitable for 1.5875 cm bores 10 x Ball lock bolts, suitable for 1.5875 cm bores 12 x Magnetic support pins

Kondisi: baru, Tahun pembuatan: 2024, tinggi total: 860 mm, panjang total: 2.400 mm, lebar total: 1.200 mm, berat keseluruhan: 920 kg, jenis penyesuaian ketinggian: mekanis, manufacturer-gerd-wolff technical-details: • length-2400-mm • width-1200-mm • height-200-mm • weight-920-kg • hole-diameter-28-mm • hole-spacing-100-mm • plate-thickness-25mm advantages-and-features: • 3-day-gas-nitriding-process • increased-corrosion-resistance • anti-spatter-coating-for-welding-splatter • maximum-load-capacity • increased-fatigue-fracture-resistance • enhanced-vibration-fatigue-resistance • precision-laser-engraved-scaling • reinforcement-via-weld-seams-and-ribs-on-the-underside • optimal-working-height-of-820-865-mm • 6-height-adjustable-legs • optional-matching-accessory-set our-welding-tables-are-manufactured-using-cast-quality-ht-300-an d-are-nitrided-in-one-piece-after-machining. furthermore,-these-tables-feature-precision-fine-scaling-engrave d-with-laser-technology. to-ensure-adequate-stability,-our-welding-tables-are-reinforced- underneath-with-weld-seams-and-ribs-(see-images). additionally,-they-undergo-a-3-day-gas-nitriding-process-that-in creases-corrosion-resistance-as-well-as-fatigue-fracture-and-vibr ation-fatigue-resistance. all-our-tables-are-equipped-with-adjustable-legs. the-minimum-adjustable-range-is-620-mm,-the-maximum-665-mm,-enab ling-a-variable-working-height-from-820-to-865-mm. other-available-dimensions: • 1000-x-1000-x-200 • 2000-x-1000-x-200 • 1200-x-1200-x-200 • 1500-x-1000-x-200 Ksdovbbqnspfx Aglswt • 1500-x-1500-x-200 • 1500-x-2000-x-200 • 2000-x-3000-x-200 • 3000-x-1500-x-200 • 3000-x-2000-x-200 • 4000-x-2000-x-200 the-pictures-do-not-correspond-to-the-original-size-and-are-for- illustration-purposes-only. our-welding-tables-for-our-sales-brand-"gerd-wolff-machinenfabri k"-are-manufactured-by-a-renowned-producer. 3d-welding-table---3d-clamping-systems---3d-precision-welding-ta ble

Kondisi: baru, Tahun pembuatan: 2023, tinggi total: 860 mm, panjang total: 4.000 mm, lebar total: 2.000 mm, berat keseluruhan: 2.400 kg, Manufacturer: GERD WOLFF Technical Details: • Length: 4000 mm • Width: 2000 mm • Height: 200 mm • Weight: 2400 kg • Borehole diameter: 28 mm • Borehole spacing: 100 mm Advantages and Features • 3-day gas nitriding process • Increased corrosion resistance • Anti-adhesion protection against weld spatter • Maximum load capacity • Improved fatigue strength • Enhanced vibration resistance • Fine scale graduation • Reinforced underside with weld seams and ribs • Optimal working height: 820–865 mm • 8 height-adjustable support legs • Compatible accessory set available (optional) Our welding tables are manufactured from high-quality HT 300 cast iron and are nitrided as a whole after the machining process. Additionally, the tables feature a precise fine scale, laser-engraved for accuracy. For optimum stability, the underside of each table is reinforced with welded seams and ribs. (See images) All tables undergo a 3-day gas nitriding process, which significantly increases corrosion resistance, fatigue strength, and vibration resistance. All our tables are equipped with adjustable legs. The minimum adjustment range is 620 mm, the maximum is 665 mm, enabling a variable working height from 820 mm to 865 mm. Other available sizes: • 1000 x 1000 x 200 mm • 2000 x 1000 x 200 mm • 1200 x 1200 x 200 mm • 1500 x 1000 x 200 mm • 1500 x 1500 x 200 mm • 1500 x 2000 x 200 mm • 2000 x 3000 x 200 mm • 3000 x 1500 x 200 mm • 3000 x 2000 x 200 mm • 4000 x 2000 x 200 mm • 2400 x 1200 x 200 mm Please note: Images shown do not reflect actual size and are for illustrative purposes only. Our welding tables are produced for our sales brand 'GERD WOLFF Maschinenfabrik' by a renowned manufacturer. 3D Welding Table – 3D Fixturing Solutions – 3D Precision Welding Table Manufacturer: GERD WOLFF Technical Details: • Length: 1000 mm • Width: 1000 mm • Height: 200 mm • Weight: 300 kg • Borehole diameter: 28 mm • Borehole spacing: 100 mm Advantages and Features Kwedpfxstrlcve Aglet • 3-day gas nitriding process • Increased corrosion resistance • Anti-adhesion protection against weld spatter • Maximum load capacity • Improved fatigue strength • Enhanced vibration resistance • Fine scale graduation • Reinforced underside with weld seams and ribs • Optimal working height: 820–865 mm • 4 height-adjustable support legs • Compatible accessory set available (optional) Our welding tables are manufactured from high-quality HT 300 cast iron and are nitrided as a whole after the machining process. Additionally, the tables feature a precise fine scale, laser-engraved for accuracy. For optimum stability, the underside of each table is reinforced with welded seams and ribs. (See images) All tables undergo a 3-day gas nitriding process, which significantly increases corrosion resistance, fatigue strength, and vibration resistance. All our tables are equipped with adjustable legs. The minimum adjustment range is 620 mm, the maximum is 665 mm, enabling a variable working height from 820 mm to 865 mm.

Kondisi: baru, Tahun pembuatan: 2024, tinggi total: 860 mm, panjang total: 2.000 mm, lebar total: 1.000 mm, berat keseluruhan: 650 kg, jenis penyesuaian ketinggian: mekanis, manufacturer-gerd-wolff--technical-details-length-2000-mm-width- 1000-mm-height-200-mm-weight-650-kg-hole-diameter-28-mm-hole-spac ing-100-mm-plate-thickness-25mm-advantages-and-features--3-day-ga s-nitriding-process--increased-corrosion-resistance--anti-spatter -coating--maximum-load-capacity--improved-fatigue-strength--enhan ced-vibration-resistance--fine-graduation-scale--reinforced-with- weld-seams-and-ribs-on-the-underside--optimal-working-height-820- 865-mm--6x-height-adjustable-legs--optional-matching-accessory-se t-our-welding-tables-are-manufactured-using-cast-iron-grade-ht-30 0-and-are-nitrided-in-a-single-piece-after-machining-additionally -they-feature-high-precision-fine-graduation-engraved-using-laser -technology-for-maximum-stability-the-underside-of-our-welding-ta bles-is-reinforced-with-welded-seams-and-ribs-see-pictures-moreov er-each-table-undergoes-a-3-day-gas-nitriding-process-improving-c orrosion-resistance-fatigue-and-vibration-strength-all-our-tables -come-with-adjustable-legs-minimum-adjustable-range-620-mm-maximu m-665-mm-resulting-in-a-variable-working-height-from-820-to-865-m m--further-available-dimensions--1000-x-1000-x-200--1200-x-1200-x -200--1500-x-1000-x-200--1500-x-1500-x-200--1500-x-2000-x-200--20 00-x-3000-x-200--3000-x-1500-x-200--3000-x-2000-x-200--4000-x-200 0-x-200--2400-x-1200-x-200--the-images-do-not-correspond-to-the-o riginal-size-and-are-for-illustration-purposes-only-our-welding-t ables-are-produced-for-our-sales-brand-gerd-wolff-maschinenfabrik -by-a-reputable-manufacturer-3d-welding-table---3d-clamping-syste ms---3d-precision-welding-table Kwodpfsvbbqzjx Aglet

Tahun pembuatan: 1999, Kondisi: bekas, en-01 Ksdjgxqvzepfx Agljwt

Kondisi: baru, catalog no.: H0561 – brand new machine, in stock – CE certificate – Austrian manufacture – professional grade – steel bar carriage trolley TECHNICAL DATA Motor power S1: 5500W (/750) Voltage: 400V / 50Hz Table height: 890mm Extraction port: 100mm Sliding table: 3200x435mm Extension table: 1200x550mm Max. cutting width with fence: 1300mm Saw blade diameter: 250-400mm (30) Scoring blade diameter: 120 x 20 x 3.2-4.2/2.2 mm Main blade speeds: I: 3000; II: 4000; III: 5000 rpm Scoring blade speed: 8000 rpm Scoring blade motor power: 750W Kodpsvwlfbsfx Agljwt Blade tilt: 0-45° Sound power level: 90 dB(A) Sound pressure level: 88.2 dB(A) Overall dimensions when assembled (LxWxH): 3350x3600x900mm Shipping dimensions: 1350 x 2200 x 1170 mm Net/gross weight: 930 / 1110kg Features: – robust construction – equipped with a large aluminum sliding table and outrigger, ideal for processing large workpieces and cutting big, heavy boards to size – cast iron working table (1100 x 700 mm) with table extension (900 x 830 mm) and table depth extension (610 x 600 mm) with solid steel construction – extension table (1200 x 550 mm) + crosscut fence (1950 – 3300 mm) – separate motor for scoring saw – manual main saw blade tilt adjustment from 0° to 45° (with angle indicator) – electric height adjustment of main saw blade and scorer Scope of supply: Main saw blade LEUCO TCT (Ø300 x 30 x 3.2 mm T72) Scoring blade LEUCO (Ø120 x 20 x 3-3.8 T=2*12ES) Pressure beam – optional Net price: 24,300 PLN Net price: 5,750 EUR (based on exchange rate of 4.20 EUR) (Prices may vary with exchange rate fluctuations)

Kondisi: bekas, Tahun pembuatan: 1981, Ukuran meja: 1200 x 1000 mm Tinggi meja: 850 mm Rentang kemiringan: -5° hingga +45° Kecepatan spindle: 3000/4000/5000/6000/8000/10000 rpm Penyesuaian tinggi: 120 mm Dudukan alat: MK5 termasuk penyangga integral Berat: sekitar 1000 kg Ksdpfxjx It Auo Agljwt Lokasi gudang: Pemasok

Kondisi: bekas, en Kwsdpfx Aoxdnrajgljt

Kondisi: bekas, Radial drilling machine with platen table WEBO Type HRH 100 / 3000 Machine No. 10009555/7 -- 1110185 -- 6046 Year of manufacture: 1979 Drilling capacity Ø 100 mm in ST 60 with 0.5 mm/rev feed Nominal arm reach: 3000 mm Maximum arm reach: max. 3100 mm Spindle taper: Morse Taper 6 Spindle speed: 22.4 - 1600 rpm, 36 steps Feed: 0.05 - 2.5 mm/rev, 18 steps Distance spindle to base plate: 970 - 2335 mm Quill stroke: 325 mm Boom swivel range: 360° Traversable on bed, bed length: 7500 mm Clamping area (platen table): 8000 x 2100 mm - Electric central clamping - Drilling unit on the machine bed can be moved longitudinally by electric motor - Platen table consists of 2 clamping plates with 7x T-slot, (length 4000 x width 2100 x plate thickness 360 mm) Kedsfbt Huopfx Aglowt Space requirement L x W x H: 8000 x 4550 x 4300 mm Maximum height: 4300 mm Transport height (bed with drilling machine): approx. 3150 mm Transport weight (bed with drilling machine): approx. 20 tons Transport dimensions platen table L x W x H: 4000 x 2100 x 900 mm (2 plates stacked) Transport weight platen table: approx. 14 tons Good condition

Kondisi: bekas, WEBO multi-spindle drilling machine with 4 stations, Model B 20 Serial Nos.: 376/13; 376/14; 376/27; 376/36 Year of manufacture: approx. 1970 Drilling capacity: 20 mm Spindle taper: MK 2 – long quill Distance between drilling heads: 335 mm Throat depth: 260 mm Quill travel: 190 mm Table size: 350 x 1500 mm Distance spindle/table: min. 30 mm / max. 700 mm Spindle speeds drill head 376/13: 355, 500, 710, 1000, 1400, 2000, 2800, 4000 rpm Spindle speeds drill head 376/14: 355, 500, 710, 1000, 1400, 2000, 2800, 4000 rpm Spindle speeds drill head 376/27: 250, 355, 500, 710, 1000, 1400, 2000, 2800 rpm Spindle speeds drill head 376/36: 180, 250, 355, 500, 710, 1000, 1400, 2000 rpm Motor power: 1.1 / 1.3 kW Electrical connection: 380 Volt, 50 Hz - Spindle speed adjustment via 2 motor speeds and 4 stepped V-belt pulleys - Drill head height adjustment via rack-and-pinion with hand crank approx. 300 mm - Height-adjustable drill table approx. 350 mm Space requirement (L x W x H): 1750 x 1100 x 1900 mm Weight: 1900 kg Kwsdpfjihmwtox Aglet In good condition

Kondisi: sangat baik (bekas), CATALOG NUMBER 7644 Technical specifications: - Max main blade diameter with scorer: 350 mm - Max main blade diameter without scorer: 450 mm - Cutting height with installed blade: 100 mm - Main blade height/tilt adjustment: hydraulic, up/down + angle - Electric angle display - Electric scorer adjustment: up/down, right/left - Arbor diameter: 30 mm - Arbor lock - With sliding table - Cutting length on sliding table: 2800 mm - Cutting width with fence: 1440 mm - With side table - With scorer unit - Max scorer blade diameter: 120 mm - Scorer arbor diameter: 22 mm - Scorer motor power: 0.75 kW - Main motor power: 5.5 kW - 4 spindle speed settings - Electronic spindle speed display - Extraction port diameter: 120 mm, 80 mm - Table dimensions: 1220 x 730 mm - Table width with extension: 1230 mm - Table length with extension: 2070 mm - Blade guard - Overall dimensions (L/W/H): 2940 x 3400 x 1420 mm - Weight: 1100 kg ADVANTAGES Kwjdpfx Ajwgdh Seglet – German-made – With scorer unit – Unpainted – Used saw, in very good condition Net price: 29,900 PLN Net price: 7,120 EUR Net price calculated at the exchange rate of 4.2 PLN/EUR (Prices may change in case of significant exchange rate fluctuations)

Kondisi: bekas, Meja angkat hidrolik dengan rol penggerak, beban maksimum 4000 kg, lebar 1,4 m, panjang 5,5 m. Ksdpoycl Htjfx Aglswt

Kondisi: seperti baru (mesin pameran), Tahun pembuatan: 2024, Carriage length: 3200 mm Kedpfx Askuzd Hoglowt Cutting width at rip fence: 1350 mm Cutting width at cross-cut fence: 3200 mm Cutting depth: 200 mm Scoring unit: yes Saw blade height adjustment: motorized Saw blade tilt adjustment: motorized Rip fence adjustment: manual Saw blade angle display: digital Cutting height display: digital Rip fence display: scale Cross-cut fence display: scale Saw blade diameter: 550 mm Speeds: 3000 / 4000 / 5000 rpm Motor power: 7.5 kW Motor brake: yes / automatic Extraction port: 100 mm and 120 mm Machine length: 3600 mm Machine width: 2000 mm Weight: 1000 kg

Kondisi: baik (bekas), Table size: - horizontal: 500 x 600 mm - vertical: 310 x 600 mm Tiltable: 90° Kodpfx Ajd Tticsglewt Dimensions (LxWxH), approx.: 700 x 520 x 520 mm Weight, approx.: 280 kg Article no.: WW12214

Kondisi: sangat baik (bekas), Nomor katalog 7791 DATA TEKNIS - Diameter maksimum mata gergaji utama dengan scorer: 350 mm - Ketinggian potong maksimum: 105 mm - Mata gergaji utama dapat diatur naik/turun + sudut - Diameter spindle: 30 mm - Penguncian spindle - Dengan meja format - Panjang pemotongan pada meja: 1430 mm - Lebar pemotongan pada rel pemandu: 1000 mm Ksdpfjxpvk Ijx Aglswt - Dengan meja samping - Dengan scorer - Diameter maksimum scorer: 80 mm - Diameter spindle scorer: 20 mm - Motor utama: 5,5 kW - Diameter koneksi ekstraksi: 100 mm - Dimensi meja: 115 x 625 mm - Dimensi meja dengan ekstensi dan pelebaran: 2150 x 1105 mm - Pelindung mata gergaji - 3 kecepatan putaran: 3200/4500/6000 rpm - Dimensi (P x L x T): 2300 x 3350 x 1520 mm - Berat: 746 kg Harga netto: 11.900 PLN Harga netto: 2.830 EUR berdasarkan kurs 4,2 EUR (Harga dapat berubah sesuai fluktuasi nilai tukar)

Kondisi: bekas, Tahun pembuatan: 2018, Kapasitas angkut 350 kg Tinggi meja min. 757 mm Tinggi meja maks. 1157 mm Panjang meja 3000 mm Lebar meja 1000 mm Panjang sekitar 3010 mm Lebar/kedalaman sekitar 1040 mm Tinggi sekitar 1157 mm Kapasitas hisap yang disarankan 2200 m³/jam Jumlah koneksi 3 x 220 V Diameter nozzle sambungan 140 mm Berat: 130 kg Kwedsxnlavepfx Aglet Lokasi penyimpanan: Nattheim

Kondisi: baik (bekas), Tahun pembuatan: 2002, kapasitas angkut maks.: 10.000 kg Ksdpfoyaarxox Aglewt Dimensi (PxLxT): 2700 x 2000 x 2300 mm

Kondisi: diremaj di bengkel (bekas), completely overhauled and newly painted Pass-through width 600 mm Roller table Kjdjfua Axepfx Aglswt

Kondisi: bekas, Mechanical scissor lift table with roller mechanism – welding positioner, vessel rotator Ideal subframe for 3D welding table Load capacity: 800 kg (max. load with fixed castors) Load capacity: 2000 kg (max. load without fixed castors) Platform size: 1800 x 860 mm Usable lift: max. 690 mm Installation height - table at lowest position: 770 mm (without top frame) Installation height - table at highest position: 1460 mm (without top frame) Kjdpfx Asx U Eh Njglswt Installation height - table at lowest position with locking bolts: 830 mm (without top frame) Installation height - table at highest position with locking bolts: 1080 mm (without top frame) Top frame height: 80 mm Rotator load capacity: approx. 400 kg Roller spacing / axle distance: 155 to 685 mm Axle spacing to top frame: 190 mm Roller diameter: 100 mm Roller width: 40 mm – Scissor lift table, highly suitable as workbench, assembly fixture, welding table subframe, or - with vessel rotator - for pipe welding – Mobile scissor lift table on 4 polyamide fixed castors Ø 125 mm, 2 of which are swivel castors with brakes – Height adjustment via trapezoidal thread spindle and hand crank – 4 locking bolts for height adjustment, hole spacing 50 mm – Detachable table top with forklift pockets – Roller spacing of urethane rollers on rotator adjustable in perforated grid – Very robust welded construction made from square tubing, wall thickness 5 mm to 10 mm Space requirement (L x W x H): 1800 x 860 x 1200 mm Weight without rotator: 470 kg Weight with rotator: 620 kg Very good condition

Kondisi: sangat baik (bekas), Tahun pembuatan: 2010, Sliding table length: 3700 mm Cutting width at rip fence: 850 mm Cutting width at crosscut fence: 3200 mm Cutting depth: 120 mm Scoring saw: no Saw blade height adjustment: electric / position control Saw blade tilt adjustment: electric / position control Rip fence adjustment: manual Saw blade diameter: 400 mm Speeds: 4000 / 4800 / 6000 rpm Motor power: 7.5 kW, 400 V, 50 Hz Kwodpfoxzfqbex Aglst Extraction ports: 80 and 120 mm INCLUDES: Laser cutting line indicator MITREX double mitre fence Machine dimensions approx. L x W x H: 3850 x 1650 x 1850 mm Weight approx. 1200 kg Note on used machines: • Technical data subject to change and prior sale. • All prices are ex works – free loading at location! • The machines have been cleaned and function tested. • All machines are sold as inspected, without any warranty or guarantee. Buyers are welcome to inspect the machines at the location. • Special agreements are only valid in written form. (We only respond to inquiries that include your address and phone number!)

Tahun pembuatan: 1991, Kondisi: baik (bekas), Underslung circular saw, cross-cut saw, pull saw, chop saw, panel saw, table saw, circular saw, panel cutting saw - Manufacturer: Altendorf, Panel Saw Type TKR 45 - Main motor: Bauknecht 5.5 kW with brake - Scoring motor: Emod 0.75 kW Kwodpjmydmbofx Aglet - Speed: 3000/4000/5000 rpm - Saw blade: Ø 300 mm / max. Ø 350 mm - Max. cutting height: 95 mm at 90°, 70 mm at 45° - Mitre cut: up to 45° - Cutting width: 2250 mm - Table length: 1400 mm - Overall dimensions: 3480/1530/H1370 mm - Weight: 1104 kg

Tahun pembuatan: 2005, Kondisi: siap digunakan (bekas), Fungsionalitas: berfungsi sepenuhnya, Lini transport palet dengan meja putar dan dua pengeluaran palet - 55m Kjdpoychacefx Aglswt Konveyor - 6m Meja putar - 1,5m Output palet - 2,5m Sistem dirancang untuk palet berukuran 120x80 cm dan 120x100 cm Sistem sepenuhnya fungsional, tanpa otomatisasi atau kontrol.

Kondisi: bekas, Tahun pembuatan: 2007, jam operasional: 549 h, 40113 Kwsdpoyailnofx Aglet

Kondisi: baik (bekas), Halo, Dijual Bor Radial RF-50/1250. Mesin dalam kondisi baik, terus beroperasi, dapat diuji. Harga yang tertera di iklan adalah harga netto, belum termasuk PPN. Mesin dapat dilihat di Starachowice, ul. Kwiatkowskiego 13. Kwodpfx Aexykctsglot Kontak telepon dari pukul 7:00 hingga 16:00.

Kondisi: sangat baik (bekas), Dijual meja putar CNC merek ternama Fadal Engineering (USA), model VH65. Sumbu ke-4 profesional untuk pusat pemesinan, khususnya Fadal VMC, namun juga dapat diintegrasikan dengan mesin CNC lain menggunakan kontroler yang sesuai. Spesifikasi teknis: • Model: VH65 • Diameter piringan: 165 mm (6,5”) • Rasio transmisi: 90:1 • Rem pneumatik (M60 ON / M61 OFF) • Konektor industri multipin • No. seri: 4630298 Kondisi: bekas, berfungsi secara mekanis, menunjukkan tanda-tanda pemakaian normal. Konstruksi kuat dan berat – ideal untuk pemesinan presisi 4-sumbu. Kjdpfxow R St No Aglewt