Starkfracht Absetzcontainer Deckel 7M3 nakup rabljenega (900)

Stanje: novo, lastna masa: 240 kg, največja dovoljena obremenitev: 510 kg, skupna masa: 750 kg, dolžina tovornega prostora: 2.110 mm, širina tovornega prostora: 1.260 mm, višina nakladalnega prostora: 830 mm, velikost pnevmatike: 145/80R13, Low loader with lid from manufacturer ANSSEMS, model GTB750 211x126 VT1. As standard equipment, the Anssems box trailer with brake features aluminium side walls, aluminium lid with rail, internal locks, adjustable lashing eyes, profile rails for accessory or load securing attachments, jockey wheel, and a V-drawbar. Bwedpfxoq Su Tus Aiqsu We also offer accessories for Anssems car trailers, such as toolboxes, lashing straps, lashing eyes, 100 km/h approval, and locks.

Stanje: novo, lastna masa: 210 kg, največja dovoljena obremenitev: 540 kg, skupna masa: 750 kg, dolžina tovornega prostora: 2.010 mm, širina tovornega prostora: 1.080 mm, višina nakladalnega prostora: 500 mm, velikost pnevmatike: 145/80R13, Braked box trailer with 100 km/h road approval from trailer manufacturer STEMA, model FT 7.5G-20-10.1B. Compact car trailer with lockable lid. Ideally suited for holiday luggage, tools, but also garden waste and small furniture, as the lid can be removed. The steel lid is equipped with crossbars for carrying ladders or 2 bicycles (for e-bikes, only one). Standard features of the car trailer include: lid with lifting support and crossbar, jockey wheel, four lashing eyes, galvalume-zinc coated side panels, and a V-drawbar. Full equipment details and technical specifications can be found below. Bwodeq Nga Aspfx Aiqsu This model is also available in various versions, for example as an open box trailer or with a tarpaulin cover. Trailer accessories such as additional lashing eyes, tarpaulin and frame, flat cover, mesh extension sides, drawbar box, and rear supports are also available at low cost.

Stanje: dober (rabljeno), Interna št. artikla: 25110 Univerzalni rezkalni stroj Deckel FP3 Bwsdpfx Aieyb Su Usqeu Št. stroja: 2482 + 3-osni digitalni prikaz + Zaščitni pokrov s stikalom (UVV) + Strojna svetilka + Razni SK40 držala orodij in set vpenjalnih tulec (S20x2) Rezkalna miza: 800 x 420 mm Vpenjalo vretena: SK40 Najv. hitrost: 2000 min⁻¹ Pogonska moč: 3 kW Pomiki X/Y/Z: 500/300/400 mm Mere (D׊×V): 1400 x 1500 x 1800 mm Teža: ca. 1500 kg Stroj je popolnoma delujoč in si ga je mogoče po dogovoru ogledati pod napetostjo v ogrevanem skladiščnem prostoru nad 500 m².

Stanje: delavnici obnovljeno (rabljeno), Leto izdelave: 1988, Funkcionalnost: popolnoma funkcionalen, potovalna razdalja osi X: 500 mm, pomik osi Y: 400 mm, pomik po osi Z: 400 mm, največja hitrost vretena: 2.500 obr/min, hitrost vretena (min.): 50 obr/min, poteza s peresom: 60 mm, skupna višina: 1.935 mm, skupna dolžina: 2.000 mm, skupna širina: 200 mm, največja hitrost vrtenja: 2.500 obr/min, vrtljajska hitrost (min.): 50 obr/min, vrsta vhodnega toka: trifazni, skupna masa: 1.445 kg, dolžina mize: 460 mm, teža obdelovanca (maks.): 400 kg, obremenitev mize: 400 kg, širina mize: 800 mm, leto zadnje generalne obnove: 2013, trajanje garancije: 6 meseci, Stroj sme v roce 2013 kompletně a kvalitně generálně opravili. Mohli jsme jej odkoupit zpět od zákazníka, který jej velmi málo používal, a provedli jsme kompletní servis a generální prohlídku. Řídící systém 3 osy – aktivní – digitální odměřování HEIDENHAIN TNC 113 Otáčky 50 – 2500 ot./min, geometricky odstupňovaná přímá převodovka s 18 stupni otáček pro maximální točivý moment / výkon frézování Posuv 6,3 až 630 mm/min, plynule nastavitelné Bwodpfx Aisyitxqsqou Rychloposuv 1,3 m/min Pinola Výsuvná pinola, vertikální 60 mm SK40 s upínacím závitem M16, volitelně: s DECKEL pilovým závitem S20 x 2 Výsuvná pinola, horizontální cca 100 mm Osy X/Y/Z 500/400/400 mm Stůl Pevný úhlový stůl 800×460 mm Vybavení • Vertikální a horizontální vřeteno • Frézovací hlava ručně naklápěcí +/- 90 ° • Centrální mazání Volitelné příslušenství • Měch Z-osy • Vana na třísky • Strojní lampa • Univerzální stůl • Otočný stůl • Hoblovací hlava • Dělička • Protikus • atd.

Stanje: zelo dobro (rabljeno), Deckel FP1 AKTIV (3-Axis Aktiv) Machine No.: 2102-3240 Year of manufacture: approx. 1988 Travel distances: X: 300 mm Y: 150 mm Z: 330 mm Table size: 600 x 210 mm Spindle taper: SK 40 - S20x2 Spindle speed: 40-2000 rpm Motor power: 1.6 and 2 kW Power supply: 380 Volt, 50 Hz Equipment/Accessories: - Heidenhain 3-axis Aktiv digital display, Type TNC 113 - Infinitely variable feed on X, Y and Z axes - Quill travel on vertical milling head: 60 mm - Vertical milling head tiltable and extendable 100 mm horizontally - Coolant system (coolant tank in machine base) - Documentation - Centralized lubrication - Machine vise - Various tool holders/collets/tools Required installation space (L x W x H): 1350 x 1100 x 1700 mm Weight: 850 kg The machine has been cosmetically refurbished and technically inspected. Videos showing the geometry can be provided upon request. Backlash Y-axis: 0.1mm Bodsyll A Tepfx Aiqswu Backlash X-axis: 0.2mm Backlash Z-axis: 0.15mm Runout horizontal spindle: 0.001mm Runout vertical spindle: 0.001mm Deviation parallelism Y-axis: 0.002mm (measuring length 150mm) Deviation parallelism X-axis: 0.01mm (measuring length 300mm) Videos demonstrating the geometry measurement can be provided upon request. The following parts have been renewed: - Gears in the horizontal head replaced and gear shaft newly mounted - New guide cover Z-axis + various add-on parts - Machine reconditioned - New LEDs installed - Y-axis chain tensioner overhauled - Reference point programming checked - Function test carried out

Stanje: dober (rabljeno), Deckel FP1 frezarka, wyprodukowana w Niemczech przez Friedrich Deckel AG, Monachium. Maszyna jest sprawna i w pełni operacyjna. Bwjdpfx Aow Amaieiqou W celu uzyskania dodatkowych informacji prosimy o kontakt.

Stanje: zelo dobro (rabljeno), dolžina podajanja os X: 400 mm, dolžina pomika po osi Y: 200 mm, dolžina podajanja os Z: 400 mm, For sale is a conventional milling machine by Deckel, model FP2. The machine is in excellent condition, was overhauled by Harich (date unknown), and is ready for immediate use. Technical specifications: Toolholder: SK 40 Travels X/Y/Z: 400 / 200 / 400 mm Speed range: 40 - 2000 rpm Vertical spindle travel: 60 mm Horizontal spindle travel: 100 mm Feeds: 8 - 400 mm/rev Table size: 700 x 330 mm Motor power: 2.2 kW Connection: 400 V / 16 A plug Weight: approx. 1,300 kg Vise and tools are NOT included in the offer but can be supplied upon request. Bsdpfx Aju Ti Akjiqewu Transport and loading can be organized across Europe for an additional charge, if required. Prices plus VAT. Inspection possible by appointment. Contact us—our team will be happy to assist you. Trade-in or exchange possible! Machine purchase/sale BUYING / SELLING OF PRODUCTION & METALWORKING MACHINES AND MORE Do you need a high-quality yet affordable metalworking machine for your production? Or are you looking to sell yours? For more information or contact options, please visit our website.

Stanje: delavnici obnovljeno (rabljeno), Univerzalni orodjarski rezkalni stroj Znamka: harich (DECKEL) Model: B (FP 2) Aktiv Prenovljen z oznako CE Geometrijska prevzemna s preskusnim protokolom Z garancijo Dodatna oprema: - 3-osni aktivni digitalni prikazovalnik Heidenhain Positip 8016 - Fiksna miza ali univerzalna miza Bodpfx Aiex A T Evsqjwu - Vertikalna rezkalna glava SK 40 - Centralno ročno mazanje - Hladilna naprava - Navodila za uporabo CE in varnostna oprema: - Nova električna napeljava stroja z električno omarico - Elektronsko nadzorovan pokrov na vertikalni rezkalni glavi - Zaščitni pokrov vretena z električnim varovanjem - Pogonski motor z zavorno funkcijo - Upravljalna plošča z gumbom za nujni izklop, sprostitev, zagon in ustavitev, potenciometer za regulacijo pomika - Nova dokumentacija za stroj in električno omarico - Izjava o skladnosti CE

Stanje: delavnici obnovljeno (rabljeno), Leto izdelave: 1996, Brusilni stroj za dleto Proizvajalec: Deckel Bwodpfxox Hx Elo Aiqju Model: S0 Leto izdelave: 1996 – preizkušen v delavnici Št. stroja: 26617 Dodatki: - Brusilni disk s prirobnico - Navodila za uporabo Rabljeno, kot je vidno Stroj tehnično ustreza stanju iz letnika izdelave.

Stanje: delavnici obnovljeno (rabljeno), Leto izdelave: 1987, Univerzalni orodjarski rezkalni stroj Znamka: DECKEL Model: FP 2 Aktiv Leto izdelave: 1987 - obnovljen, na novo prebarvan z novo elektroinštalacijo stroja RAL7035 svetlo siva / RAL7012 bazaltno siva RAL5008 sivo-modra Št. stroja: 2202-11579 Tip rezkalne glave: 2271 Številka rezkalne glave: 300-3606 z garancijo geometrijski prevzem s preizkusnim protokolom Dodatna oprema: - 3-osni aktivni digitalni prikaz HEIDENHAIN TNC 113 - Fiksna miza 660 x 380 mm (T-utor: 12 mm) Bsdpfx Aex A Eddjiqewu - Vertikalna rezkalna glava SK 40 z vlečnim navojem S 20 x 2 - Centralno mazanje, ročno upravljano - Hladilna naprava - Navodila za uporabo - rabljeno, kot je vidno -

Stanje: dober (rabljeno), Leto izdelave: 2004, Funkcionalnost: popolnoma funkcionalen, obratovalne ure: 39.000 h, potovalna razdalja osi X: 500 mm, pomik osi Y: 420 mm, pomik po osi Z: 380 mm, skupna višina: 5.600 mm, skupna dolžina: 9.000 mm, skupna masa: 6.000 kg, model krmilnika: Heidenhain Mill Plus IT, For sale is a 5-axis machining center by DMU, model 50 eVolution. Special features include the GMN high-frequency spindle HCS 30,000/15 and the 92-position tool changer. The machine is in good condition and fully operational. Bwjdjtyit Ejpfx Aiqeu Technical Data: Year of manufacture: 2004 Operating hours: approx. 39,000 h Control: Heidenhain MillPlus IT Table size: approx. 500 mm ⌀ Travel: X-axis: 500 mm Y-axis: 420 mm Z-axis: 380 mm A-axis: 0–180° C-axis: 360° Tool holder: HSK 50 Spindle speed: max. 30,000 rpm Frequency: 500 Hz Power: 15 kW Tool positions: 92 NO chip conveyor Space requirements according to drawing: 9,000 × 5,600 mm Transport dimensions: 2,800 × 3,700 × 2,800 mm Weight: 6,000 kg Transport and loading can be organized across Europe for an additional fee upon request. Prices are subject to VAT. Inspection possible by appointment. Contact us—our team is happy to assist you. Trade-in or exchange possible! Machine Purchasing & Sales PURCHASE / SALE OF PRODUCTION & METALWORKING MACHINES, AND MORE. Fzho0bc Are you looking for a high-quality yet affordable metalworking machine for your production? Or are you planning to sell yours? For further information or to get in touch, please visit our website.

Stanje: rabljeno, Stroj si lahko po želji ogledate pri nas. Bwedpfxoviq Tze Aiqju

Stanje: zelo dobro (rabljeno), Leto izdelave: 1992, Funkcionalnost: popolnoma funkcionalen, Oprema: dokumentacija / priročnik, F729 Universal Milling Machine Deckel FP1 with 3-Axis Active Digital Readout TNC 113 Heidenhain and Infinitely Variable Feed Very good CONDITION Technical Data: >> Year of manufacture: 1992 >> Machine number: 2102-6289 >> Rigid angular table (freshly planed) Bjdsu T D Nropfx Aiqswu >> Spindle speed: 40–2000 rpm >> Stepless 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 >> Vertical milling head adjustable 100 mm on spindle carrier >> Vertical and horizontal quill – SK40 >> Drawbar system S20x2 >> Weight approx. 800 kg Accessories and Features: >> 3-axis Heidenhain TNC113 digital display >> Coolant system >> Operating manual, spare parts diagram About the machine: For sale is a Universal Milling Machine Deckel FP1, year 1992, in very good condition. The machine has minimal backlash and all slides move smoothly. Even at maximum speed, the milling machine runs very quietly. On this newer FP1 model, the feed on all three axes is infinitely variable, and the machine also features rapid traverse in these axes. A significant advantage is the active 3-axis digital readout. With this Heidenhain DRO, you can enter dimensions and the machine will automatically move to them. The FP1 was previously used in a training facility and was only occasionally operated. Oil change has been performed. Mechanically and electrically inspected. The Heidenhain digital readout makes operation easier and even more precise. You are welcome to inspect and test the machine under power at our premises.

Stanje: dober (rabljeno), Leto izdelave: 1966, Universal Milling Machine Deckel FP2 -WKG 512- Offered here is a universal milling machine manufactured by Deckel, model FP2. Technical Data Manufacturer: Deckel Model: FP2 Year of manufacture: 1966 Clamping surface: 730 x 240 mm Bwjdpfx Aijurk Exoqsu Hydraulic vice jaw width: 125 mm Clamping range: up to 225 mm Collet set: 0.5 mm – 17.5 mm

Stanje: rabljeno, Glass scale, glass measuring scale, scale, digital display, measuring scale, length measuring system, length measuring device, linear scale, position display, digital scales, digital scale for digital readout - Manufacturer: Heidenhain, glass scale from milling machine Deckel FP4L Bodjuuu H Eepfx Aiqewu - Model: LS 803 ML 1240 mm - Quantity: 1x glass scale available - Dimensions: 1345/200/H50 mm - Weight: 1.2 kg

Stanje: dober (rabljeno), Leto izdelave: 1980, Gravirni in kopirni rezkalni stroj Proizvajalec: DECKEL Tip: GK 21 Leto: ca. 1980 Maks. premer rezkarja: 10 mm Bjdpfxjvk D A Ee Aiqswu Hitrost vretena: 475 - 20.000 obr/min Pomiki: 160 mm Y, 300 mm Z, 365 mm Miza: 200 mm X 360 mm Strojni omarici z veliko dodatne opreme in tehnično dokumentacijo priloženi. Teža: 620 kg.

Stanje: pripravljen za uporabo (rabljen), Deckel SOE Punch and Die Grinder Maximum grinding length: 90 mm Maximum grindable angle: 180° Maximum grindable radius: 10 mm Coarse travel: 100 mm Fine adjustment: 15 mm Swivel range of indexing head carrier: 90° Coarse adjustment of indexing head slide: 40 mm Fine adjustment of indexing head slide: 12 mm Height from tube guide center to grinding spindle center: 140 mm Wheel size: 100 x 50 x 20 mm Bjdpfx Aioxyv Axoqjwu You are welcome to arrange a viewing. You will receive a proper invoice. For international customers, a net invoice can also be issued, provided a valid VAT ID number is supplied. Subject to prior sale. Should you have any questions, please feel free to contact us by phone. The telephone number can be found at the bottom of the article page in the legal notice / seller’s legal information section. Visit our shop and have a look at our other offers as well. All company names and trademarks mentioned are the property of their respective owners and are used for identification and description purposes only. The installation and electrical connection of the machine/equipment must be carried out and/or checked by a qualified professional. Deviations from technical data and errors in the item description may occur and are subject to change. Shipping is only available to business customers – private buyers can only collect in person.

Stanje: rabljeno, Leto izdelave: 1983, Technical details: X-travel: 560 mm Bjdpfx Aewgdz Eoiqewu Y-travel: 500 mm Z-travel: 450 mm

Stanje: generalkompletno obnovljen (rabljeno), Leto izdelave: 1988, - Completely overhauled in 2022 - Heidenhain TNC320 CNC control system - CNC or manual control possible - Movable vertical milling head with extendable spindle - Counter bearing for long milling arbors - Hydraulic tool clamping - Automatic gear transmission - Automatic clamping on X, Y, and Z axes - Automatic central lubrication - Coolant system - Direct path measurement - Collision protection coupling on Y and Z axes - Year of manufacture: 1988 - Includes tool holders, drilling/milling tools & tool trolley Specifications Working area: - X-axis (longitudinal): 485 mm - Y-axis (cross): 385 mm - Z-axis (vertical): 380 mm - Quill stroke (vertical): 80 mm - Vertical milling head manually adjustable on spindle carrier: 150 mm Main drive: - Pole-changing three-phase brake motor: gear transmission with forward/reverse - Power: 3.7 / 4.4 kW - Work spindle speeds: 63 - 3150 rpm (18 steps) - Step increment: 1.25 - Tool holder: SK40 (M16) - Tool clamping: disc spring assembly - Tool release: hydraulic Bsdpfjwhk Ubox Aiqswu Feed drive: - X-axis: 1 DC motor - Y & Z axes: 1 DC motor - Ball screw spindles: all axes - Feed rate: 2 - 3000 mm/min (programmable) - Rapid traverse X/Y/Z-axis: 3000 mm/min Table slide: - Number of T-slots: 4 - T-slot width: 14H7 mm - T-slot spacing: 63 mm - Permissible load: approx. 600 kg Installation: - Footprint (including safety area): approx. 2300 x 2500 mm - Machine weight incl. vertical milling head and angle table: approx. 1830 kg - Operating voltage: 400 V - Total connected load: 12.5 kVA - Floor load: 3000 kg/m²

Stanje: rabljeno, Leto izdelave: 2006, x-axis travel 1,000 mm y-axis travel 1,000 mm z-axis travel 1,200 mm C-axis 360 x 0.001° Bwodpow E Nnnofx Aiqou A-axis ° Control: SINUMERIK 840D Powerline SIEMENS Table size 900 x 700 mm Milling spindle taper HSK-A100 Spindle speeds – stepless up to 12,000 rpm Tool magazine: chain magazine, 180 positions Total power requirement 85 kW Machine weight approx. 20.5 t Space requirement approx. 6.5 x 6.1 x 3.5 m 5-axis machining center with horizontal milling spindle arrangement Control system: SIEMENS SINUMERIK 840D Powerline electronic handwheel NC swivel rotary table Rotoclear window Prepared for probe Blum laser tool measurement Vibration sensor Tool taper cleaning 4th operating mode ICS with 2 pumps, 40 bar and 80 bar Chip conveyor Band filter system Mist and smoke separator Cooling/heating unit

Stanje: dober (rabljeno), Funkcionalnost: popolnoma funkcionalen, številka stroja/vozila: S11-016, Prodajamo naš Deckel S11. Stroj je delujoč, po želji pa je možno dokupiti tudi digitalni prikazovalnik. Bodpfx Asw A Rrvsiqewu

Stanje: rabljeno, Leto izdelave: 1976, x-travel 350 mm y-travel 150 mm Bodpfxowwwr Eo Aiqewu z-travel 340 mm Table clamping surface 600 x 210 mm Spindle taper SK 40 Spindle speeds 40 - 2000 rpm Feeds 5 - 500 mm/min Rapid traverse 1.2 m/min Total power requirement 1.9 kW Machine weight approx. 0.7 t - Machine from training workshop - Accessories: fixed table, vertical head with extendable quill, 3-axis HEIDENHAIN digital readout, various short and long arbors, various collets, original DECKEL tool cabinet

Stanje: rabljeno, Motor power 3 kW Total power requirement 3 kW Weight 1,400 kg O F F E R We can offer you from stock, subject to prior sale and errors: DECKEL Universal Tool Milling Machine with FAGOR 3-axis Digital Readout Type FP 3 Year Serial No. Table travel: longitudinal, motorized / manual 490 / 500 mm vertical, motorized / manual 370 / 380 mm Transverse milling slide travel, motorized / manual 290 / 300 mm Fixed angle table 2230 420 x 800 mm Installation height under spindle 90 - 470 mm Spindle taper SK 40 18 spindle speeds 40 – 2,000 rpm 18 feed rates 10 – 500 mm/min Rapid traverse 1,500 mm/min Spindle drive motor 3 kW Total drive 3 kW - 380 V - 50 Hz Weight 1,400 kg Accessories / Special features • FAGOR 3-axis digital readout V 300 (glass scales) with advanced functions such as chain dimensions, absolute dimension, mm/inch switching, etc. • Movable DECKEL universal vertical milling head, tiltable +/- 90° • Original DECKEL tool cabinet with extensive accessories such as various tool holders, collet chuck with approx. 20 collets, long arbor, various spacer rings, driving dogs, clamping devices, operating tools, etc. Bwodpfsv Nq Sksx Aiqsu • DECKEL large, fixed angle table, 420 x 800 mm, mounted • DECKEL universal dividing head with direct and indirect indexing, various index plates • Additional manual DECKEL universal rotary table ? 380 mm with direct and indirect indexing, various index plates • Coolant equipment, chip tray, central lubrication, separate control cabinet, operating manuals Condition: Very well-maintained condition! Ideal machine for training workshops or small batch production! Please click here for a video of the machine: FP3/4 Delivery: ex stock, immediately available, FCA Metzingen Payment: strictly net - upon receipt of invoice We always have a wide selection of conventional and CNC milling machines in stock. Please contact us!

Stanje: dober (rabljeno), Leto izdelave: 2000, obratovalne ure: 53.776 h, Funkcionalnost: popolnoma funkcionalen, potovalna razdalja osi X: 500 mm, pomik osi Y: 400 mm, pomik po osi Z: 380 mm, premer vrtljive mize: 500 mm, največja hitrost vrtenja: 18.000 obr/min, For sale is a 5-axis simultaneous milling machine from Deckel Maho, model DMU 50 eVolution. Bjdpfjwxd Agox Aiqowu The machine is in good condition and ready for immediate use. Technical specifications: Year of manufacture: 2000 Control: MillPlus Operating hours: 53,776 h Spindle hours: 18,512 h X-axis: 500 mm Y-axis: 400 mm Z-axis: 380 mm B-axis: 0-180° C-axis: 360° Clamping table diameter: Ø 500 mm Max. table load: 200 kg Spindle taper: SK40 Max. speed: 18,000 rpm Spindle power: approx. 15 kW Tool magazine: 60 positions Dimensions: approx. 3,400 x 2,400 x 2,500 mm Weight: 5,500 kg Transport and loading can be organized throughout Europe at an additional cost, if required. Prices are plus VAT. Viewing by appointment possible. Please contact us, our team will be happy to assist you. Trade-in or exchange possible! Machinery purchase / sale PURCHASE / SALE OF PRODUCTION & METALWORKING MACHINES AND MORE. Are you looking for a high-quality yet affordable metalworking machine for your production facility? Or would you like to sell your machine? For further information or contact options, please visit our website.

Stanje: pripravljen za uporabo (rabljen), Leto izdelave: 2005, obratovalne ure: 42.900 h, Splošni podatki Teža stroja: 6.800 kg Glavni pogon Območje hitrosti vretena: 12.000 min⁻¹ Pomiki Pomik osi X: 640 mm Pomik osi Y: 600 mm Pomik osi Z: 500 mm Miza Zunanja dolžina: 850 mm Zunanja širina: 600 mm Ta 3-osni vertikalni obdelovalni center DMG DECKEL MAHO DMC 64V linear je bil izdelan leta 2005. Idealna izbira za natančno obdelavo, ta vertikalni CNC obdelovalni center ponuja robustno zmogljivost in zanesljivost. Razmislite o nakupu tega DMG DECKEL MAHO DMC 64V linear vertikalnega obdelovalnega centra. Za več informacij nas kontaktirajte. Bsdpfex Stl Dsx Aiqjwu Vrste uporabe Rezkanje