Horizontalni Stružnica Tos Sus-63 X 3000 Mm nakup rabljenega (100.860)

Stanje: zelo dobro (rabljeno), Conveyor belt, belt conveyor, metal conveyor belt, wire belt, link belt, round wire link belt, wire eye link belt, wire loop link belt -Conveyor belt: Round wire link belt, stainless steel -Width: 600 mm Iiedpfxswv Nl Ie Ab Asb -Length: 3.0 m -Transport dimensions: Ø 110 x 600 mm -Weight: 4.2 kg

Stanje: dober (rabljeno), Hommel Dura surface plate / inspection plate made of natural hard stone Hommel Dura surface plate made of hard stone (granite plate) Length: 3000 mm Width: 1000 mm Thickness: 300 mm 1 x T-slot Further surface plates in other sizes – new and used – can be found in our shop! Isdok Shcujpfx Ab Asib International shipping costs on request!

Stanje: zelo dobro (rabljeno), Funkcionalnost: popolnoma funkcionalen, Σε πολύ καλή λειτουργική κατάσταση Iisdpjim Si Rsfx Ab Aob

Stanje: novo, Leto izdelave: 2025, Delivery ex works Turkey Bending length (A): 3050 mm Press force: 170 tons Sheet thickness 42kgf / mm: 8 mm Sheet thickness 72kgf / mm: 4 mm Top tool: 1260 Top Tool 85° Bottom tool: 50, 35, 22, 16 Distance between uprights (B): 2550 mm Approach speed: 130 mm/s Working speed: 8 mm/s Return speed: 120 mm/s Crowning: Manual (CNC-motorized available at extra cost) X-axis travel: 750 mm X-axis speed: 250 mm/s Backgauge fingers: 2 pcs Front support arms: 2 pcs Oil tank capacity: 180 liters Main motor power: 11 kW Stroke length (C): 265 mm Installation height (D): 450 mm Throat depth (E): 410 mm Table height (F): 870 mm Table width (G): 170 mm Length (L): 4200 mm Height (H): 2800 mm Width (W): 2200 mm Weight: approx. 7500 kg Cybelec Cybtouch 12 2D Graphic CNC control 3 axes (Y1, Y2, X), can be expanded with optional R+Z axes Eurostamp 2067 bottom tool (V:50, 35, 22, 16) Eurostamp 1260 top tool 85° Narrow table All-steel welded construction Promecam quick clamping system CNC-controlled motorized backgauge (X:750 mm) Adjustable backgauge fingers Selectable inch and metric system Ground and chrome-plated cylinders Swiveling control panel Foot pedal with anti-panic stop & emergency shut-off Side safety guards (secured with limit switches) Light curtain at rear of machine (900 mm) DSP laser finger protection system at front (CE) BOSCH/REXROTH or HOERBIGER/HAWE hydraulic system BOSCH/REXROTH or ECKERLE hydraulic pump Iodpfx Aegu N Alob Aeib Movable front support arms (2 pcs) Electronic components from: SIEMENS, SCHNEIDER, DELTA, ABB, OMRON 380 V 50 Hz Paint finish: RAL 7035, RAL 5015 Optional, available at extra cost: - CNC-controlled R-axis (250 mm) - CNC-motorized crowning - Servo motor drive for backgauge system for X+R axis (Mitsubishi) - Special paint color per customer request Documentation in German or English CE conformity

Stanje: novo, Leto izdelave: 2025, Delivery ex works TR Cutting length: 3030 mm Sheet thickness (42 kgf/mm²): 8 mm Sheet thickness (70 kgf/mm²): 4 mm Cybelec Cybtouch 8 touchscreen CNC control All-steel welded construction Automatic cutting angle adjustment Automatic blade gap adjustment Worktable with ball rollers Hold-down devices Hardened and ground upper and lower blades, each with 4 cutting edges Foldable front finger guard (CE-compliant) Adjustable stroke length 1 meter left-side squaring arm with scale 1 meter front sheet supports (2 pieces) CE light curtain at the rear of the machine (900 mm) Cutting line illumination Bosch Rexroth or Hoerbiger/HAWE hydraulic system Bosch Rexroth or ECKERLE hydraulic pump SIEMENS / Schneider / ABB / Omron electronic components Documentation in German or English CE conformity Iedjgu Nu Eopfx Ab Aoib

Stanje: zelo dobro (rabljeno), Leto izdelave: 1999, Funkcionalnost: popolnoma funkcionalen, premer struženja nad prečnim suportom: 470 mm, stružna dolžina: 3.000 mm, premer struženja: 720 mm, izvrtina vretena: 104 mm, CNC Lathe Geminis 4 Plus 720 x 3000 mm Ijdpfswuligex Ab Aeib Description: Manufacturer: Geminis Model: CNC 4 Plus Control unit: Fagor 8055 FL-BT CNC Specifications: - Distance between centers: 3,000 mm - Swing over bed: 720 mm - Swing over cross slide: 470 mm - Spindle bore diameter: 104 mm - Tailstock quill diameter: 100 mm (Morse taper 6) - Bed width: 550 mm Speeds: - 2 speed ranges: 0–1,600 rpm Rapid Feed Rates: - X-axis: 8 m/min - Z-axis: 8 m/min Motor: - Power: 22 kW Weight: 8,000 kg Equipment: - Fagor 8055 FL-BT CNC - SCHUNK Rota-S Plus 3-jaw self-centering chuck Ø 315 mm - Additional 3-jaw chuck - Fixed steady rest - Chip conveyor

Stanje: dober (rabljeno), Technical Data for the Shelving Rack: Shelving System: SSI Schäfer Type: R 3000 Technical Data Regarding Installation: Number of Rack Rows: 01 pc. Rack Length: 1,056 mm Number of Bays per Rack Row: 01 pc. Scope of Delivery Includes: 02x Upright Frames, used Material finish: Sendzimir galvanized Frame profile size: 31 x 60 mm Incl. cross braces and base plates The uprights are pre-assembled Height: 2,278 mm Depth: 400 mm 02x Shelf Panels, used Designation: ZB 4423 V Material finish: Sendzimir galvanized Dimensions: 994 x 400 x 30 mm Weight | per unit: approx. 4.65 kg Max. load per shelf panel: 200 kg with evenly distributed load 01x Base Plinth, used For base length: 994 mm Material finish: Sendzimir galvanized Dimensions: C 28 x 22 x 8 x 0.6 mm Weight | per unit: approx. 0.51 kg Iisdjvmp I Sepfx Ab Asb 05x Shelf Beams, second choice (new) Material finish: Sendzimir galvanized Z-profile: 60 x 40 x 12 mm Clear width: approx. 994 mm Hole pitch: approx. 53 mm Bracket: 3 hooks Weight | per unit: approx. 1.70 kg 15x Shelf Dividers, second choice (new) Material finish: galvanized Type: APH 340 Overall length: approx. 340 mm Usable length: approx. 315 mm Overall width: approx. 100 mm Tube diameter: approx. 12 mm Weight / per unit: approx. 0.170 kg 01x Cross Brace, used Designation: KV31013 Material finish: Sendzimir galvanized Your contacts at our company: Mr. Andre Evering Mr. Mario Klöver Mr. Falk Deutsch General Information about the Item: This item is only available for pickup. If additional transport or shipping is required, this will incur additional costs, which can be quoted upon request depending on delivery location and scope.

Stanje: dober (rabljeno), Technical Data for the Shelving System: Rack System: SSI Schäfer Type: R 3000 Technical Data for Installation: Number of Rack Rows: 01 pc. Rack Length: 1,056 mm Number of Bays per Row: 01 pc. Scope of Delivery: 02x Upright Frames, used Material Finish: Sendzimir galvanized Frame Profile Dimensions: 31 x 60 mm Including bracing and base plates The uprights are pre-assembled Height: 2,494 mm depth: 400 mm 02x Shelves, used Designation: ZB 4423 V Material Finish: Sendzimir galvanized Dimensions: 994 x 400 x 30 mm Weight | per unit: approx. 4.65 kg Max. load per shelf: 200 kg with evenly distributed load 01x Base Cover Panel, used for base length: 994 mm Material Finish: Sendzimir galvanized Dimensions: C 28 x 22 x 8 x 0.6 mm Weight | per unit: approx. 0.51 kg 05x Cross Beams, grade II (new) Material Finish: Sendzimir galvanized Z-profile: 60 x 40 x 12 mm Clear span: approx. 994 mm Perforation: approx. 53 mm Bracket: 3 HK (hooks) Weight | per unit: approx. 1.70 kg 15x Shelf Dividers, grade II (new) Material Finish: galvanized Type: APH 340 Overall length: approx. 340 mm Iiedpfovmxuhjx Ab Ajb Usable length: approx. 315 mm Overall width: approx. 100 mm Tube Ø: approx. 12 mm Weight / per unit: approx. 0.170 kg 01x Cross Brace, used Designation: KV31013 Material Finish: Sendzimir galvanized Your contacts in our company: Mr: Andre Evering Mr: Mario Klöver Mr: Falk Deutsch General information about the item: This item is only offered for collection. Any transportation or shipping of this item will incur additional costs, which depend on delivery location and scope, and can be requested from us separately.

Leto izdelave: 1980, stanje: rabljeno, Swing over bed: 655 mm Swing over cross slide: 390 mm Turning length: 1,250 mm Spindle bore: 82 mm Spindle speeds: 9–1,120 rpm Iijdpfx Aolc Uk Ieb Aeb Feeds: 0.049–3 mm/rev Total power requirement: 12 kW Machine weight: approx. 5.2 t Space requirements: approx. 3.5 x 1.9 x 1.7 m

Stanje: novo, Leto izdelave: 2026, Funkcionalnost: popolnoma funkcionalen, številka stroja/vozila: 0000025, višina središča: 315.425 mm, teža obdelovanca (maks.): 3.000 kg, dolžina brušenja: 3.000 mm, premer brusilnega koluta: 750 mm, skupna širina: 2.700 mm, skupna dolžina: 11.000 mm, skupna višina: 2.200 mm, premer brušenja: 630.850 mm, teža obdelovanca med konicami: 3.000 g, razdalja med središči: 3.000 mm, širina brusilnega kolesa: 100 mm, dolžina podajanja os Z: 3.300 mm, hitrost vretena za brušenje: 1.000 obr/min, skupna masa: 17.000 kg, vrtljajska hitrost (min.): 2 obr/min, največja hitrost vrtenja: 250 obr/min, trajanje garancije: 24 meseci, hitro pomikanje X-os: 3 m/min, hitri pomik na osi Z: 6 m/min, vhodna napetost: 400 V, največja hitrost vretena obdelovanca: 250 obr/min, Oprema: vrtilna hitrost brezstopenjsko nastavljiva, Cylindrical grinder BUC63/3000 CNC, new, in 100% condition, equipped with Sinumerik ONE or INTRONIX TOS CNC control system. Iijdpfx Abju U Ewgj Aob It is possible to extend the machine with an additional device for superfine finishing SUPFINA, or with a grooving device for rubber or plastic rollers.

Stanje: dober (rabljeno), Technical data for side panel: Shelving system: SSI Schäfer Type: R 3000 Scope of delivery includes: 01x Side panel, used Designation: SWI 3422 for frame depth: 400 mm for frame height: 2,278 mm Material finish: Sendzimir galvanised dimensions: 2,275 x 280 x 0.6 mm Weight | per piece: 3.83 kg Your contacts at our company: Mr. Andre Evering Mr. Mario Klöver Mr. Falk Deutsch General information about this item: This item is offered for collection only. Should you require transportation or shipping of this item, additional costs will apply. These costs vary depending on the destination and scope of delivery and can be provided upon request. Iisdpfotul Ifsx Ab Aob

Stanje: dober (rabljeno), Technical Data for the Shelving Unit: Shelving System: SSI Schäfer Type: R 3000 Technical Assembly Data: Number of Shelf Rows: 01 unit Shelf Row Length: approx. 1,340 mm Number of Bays per Row: 01 unit x 1,280 mm Number of Levels incl. Base Level: 08 units Scope of Delivery Includes: 02x Upright Frames, 2nd choice Material finish: Sendzimir galvanized Frame profile dimensions: 31 x 60 mm Including horizontal and diagonal bracing Uprights delivered unassembled Height: 1,534 mm Depth: 300 mm 08x Shelves, 2nd choice Material finish: Sendzimir galvanized Dimensions: 1,282 x 300 x 30 mm For frame depth: 300 mm Weight per piece: approx. 4.79 kg 01x Base Panel, used Material finish: Sendzimir galvanized Dimensions: C 28 x 22 x 8 x 0.6 mm Weight per piece: 0.71 kg 01x Cross Brace, 2nd choice Designation: KV31013 Material finish: Sendzimir galvanized 48x Open Front Storage Bins, 2nd choice (new) Iijdpfx Aot Hdgfjb Ajb Manufacturer: SSI Schäfer Type: LF 321 G Color: dark grey Material: polypropylene External dimensions (LxWxH): approx. 209 x 145 x 343 mm Weight per piece: 0.550 kg Your contact persons in our company: Mr. Andre Evering Mr. Mario Klöver Mr. Falk Deutsch General Information about the Item: This item is offered for collection only. If shipping or transportation is required, this will entail additional costs, which can be provided separately depending on delivery location or order volume.

Stanje: dober (rabljeno), Technical data for the shelving unit: Shelving system: SSI Schäfer Type: R 3000 Technical data for installation: Number of shelving rows: 01 pc Shelf length: 1,357 mm Number of bays per shelf row: 01 pc Scope of delivery includes: 02x Upright frames, used Material color: Sendzimir galvanized Frame profile dimensions: 31 x 60 mm Including diagonal braces and base plates Uprights are pre-assembled 2,278 mm high 800 mm deep Iijdpfx Ajwvpwqjb Ajb 05x Shelves, used Material color: Sendzimir galvanized Dimensions: 1,282 x 800 x 40 mm Weight | per pc: approx. 12.82 kg 01x Cross brace set, used Designation: KV31313 Material color: Sendzimir galvanized Your contact persons in our company: Mr. Andre Evering Mr. Mario Klöver Mr. Falk Deutsch General information about the item: This item is offered for pickup only. If you require transport or shipping of this item, additional costs will apply, which can be provided separately depending on the place of delivery or scope of delivery upon request.

Stanje: rabljeno, Technical data for shelf panel: Shelving system: SSI Schäfer Type: R 3000 Included in delivery: 01x shelf panel, used Material finish: sendzimir galvanized Dimensions: 1,282 x 300 x 30 mm for upright depth: 300 mm Weight | piece: approx. 3.96 kg Max. load per shelf panel: Ijdpfstuu Ursx Ab Aeib 200 kg with evenly distributed load Currently in stock: 1,280 pcs. Your contacts in our company: Mr. Andre Evering Mr. Mario Klöver Mr. Falk Deutsch General information about the item: This item is offered for pickup only. Any requested transport or shipping of this item is associated with additional costs, which can be requested from us separately depending on delivery location and scope of delivery.

Stanje: dober (rabljeno), Included in the scope of delivery: 01x Open front storage bin, used Manufacturer: Bito External dimensions: 600 x 400 x 170 mm Internal dimensions: 560 x 360 x 167 mm Opening dimensions: front half-side open, 275 x 82 mm (W x H) Iijdsw E D Iiepfx Ab Aeb Handle: yes, single-sided, open Colour: blue Weight per unit: 1.59 kg General information about the item: This item is only offered for collection. If transport or shipping of this item is required, additional costs will apply. The exact charges can be provided upon request, depending on delivery location and quantity.

Stanje: dober (rabljeno), End mill, shank cutter, milling cutter - Six-flute - Finishing cutter - Diameter: 32 mm Ijdpfxjb A Rbao Ab Aeib - Usable length: 200 mm - Type: HSSE N30 - Quantity: 9 pieces - Sale: only as a complete set - Weight: 12 kg

Stanje: dober (rabljeno), Funkcionalnost: popolnoma funkcionalen, Leto izdelave: 2020, Hydraulic Guillotine Shear Make: Fasti Model: 530 – 3000 x 6mm Year: 2020 Technical Data Manufacturer: Schröder Model: 530 - 30/6 Year of Manufacture: 2020 Sheet Width: 3040 mm Sheet Thickness: 6.00 mm (400 N/mm²) Blade Gap Adjustment: 0.5 – 1.8 mm Strokes per Minute: 24-61 Drive Power: 12.0 kW Space Requirements (LxWxH): approx. 4.00 x 3.00 x 1.96 m Weight: approx. 6.5 t Features - 12” touchscreen control PSC 150 on swiveling panel - Energy-efficient drive for frequency-controlled motor and pump - Automatic blade gap adjustment - Adjustable holding pressure, presettable via control system - Motorized backgauge 10-1000 mm with ball screw spindles - Pneumatic sheet holding device - LED cutting line illumination - Programmable start and end position of the blade beam - Left-side mounted angle gauge including electronic length measuring system, fine adjustment, and lateral flip stop on linear guide, 1000 mm - 2 stop arms with ball rollers, movable on linear guides - Table support made from stainless steel sheets incl. ball rollers - Rear safety guard with light barrier - Scrap and small-parts chute to the front inc. "Return to Sender" function - Mobile table extension mounted on guide rail - Finger guard, can be raised up to approx. 1500 mm incl. electrical protection Iedey R Dcwepfx Ab Aeib All details without guarantee. A demonstration is possible at any time in our showroom.

Stanje: novo, Leto izdelave: 2026, skupna masa: 1.350 kg, Najboljša kakovost 3D vrtalna miza 3000 x 1500 x 200 mm, mreža 100 mm, debelina plošče 22 mm, premer luknje 28 mm. Obdelana površina, zelo masivna, teža pribl. 950 kg. Iijdox Nihijpfx Ab Aeb S podnožjem mize, 6-krat nastavljivo. Cena brez dodatkov, doplačilo 500 €. Zapakirana v leseni škatli, pošiljanje na povpraševanje.

Stanje: delavnici obnovljeno (rabljeno), Leto izdelave: 2026, Funkcionalnost: popolnoma funkcionalen, izvrtina vretena: 140 mm, premer struženja: 630 mm, premer struženja nad ležiščem sani: 380 mm, širina na sredini: 3.000 mm, stružna dolžina: 3.000 mm, Univerzalni stružnica TUR 63A x 3000 je bila v naši delavnici strokovno generalno obnovljena in posodobljena ter izpolnjuje vse tehnične norme in parametre primerljive nove naprave tega tipa. Premer struženja nad ležiščem: 630 mm Razdalja med konicama: 3000 mm Premer vretenine: 140 mm Iiodpfx Aod Eafdjb Ajb

Stanje: dober (rabljeno), Ultrazvočni senzor, ultrazvočni generator, ultrazvočna nihajna enota, ultrazvočni pretvornik, ultrazvočni varilni stroj za plastiko, ultrazvočni pretvornik, ultrazvočna sonotroda -Ultrazvočni varilni pretvornik: ultrazvočna nihajna enota -Varilni pretvornik/rog: tip R2003474 -Ultrazvočna sonotroda: -Količina: 1x ultrazvočna nihajna enota na voljo Iedpfxoyxm Rto Ab Ajib -Dimenzije: 515/160/V115 mm -Teža: 18,9 kg

Stanje: novo, Table length: 3000 mm Table width: 2000 mm Table height: 200 mm Weight: 1700 kg Manufacturer: GERD WOLFF Technical details: Including 8 support legs • Length: 3000 mm • Width: 2000 mm • Height: 200 mm • Weight: 1700 kg • Hole diameter: 28 mm • Hole spacing: 100 mm • Plate thickness: 25 mm Benefits and Features Iodoymf R Hjpfx Ab Aeib • 3-day gas nitriding process • Increased corrosion resistance • Anti-adhesion surface for welding spatter • Maximum load capacity • Increased fatigue strength • Increased vibration resistance • Fine laser-engraved scale • Reinforced with weld seams and ribs on the underside • Optimal working height of 820-865 mm • 8x height-adjustable support legs • Compatible accessory set available (optional) Our welding tables are manufactured from HT 300 cast iron quality and nitrided as a whole after machining. Additionally, these tables feature a precise fine scale, engraved using laser technology. To ensure proper stability, our welding tables are reinforced underneath with weld seams and ribs (see images). Furthermore, each table undergoes a 3-day gas nitriding process, significantly increasing corrosion resistance as well as fatigue and vibration strength. All our tables are equipped with adjustable legs. The minimum adjustment range is 620 mm, the maximum is 665 mm. This enables a variable working height from 820 to 865 mm. Other available dimensions: • 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 The illustrations are not to scale and are for reference purposes only. Our welding tables are manufactured for our distribution brand "GERD WOLLF Maschinenfabrik" by a renowned producer. 3D welding table – 3D clamping fixtures – 3D precision welding table

Stanje: novo, Plate width: 3000 mm Plate depth: 1000 mm Plate height: 600 mm Weight: 4200 kg GERD WOLFF Clamping Cube 3000 x 1000 x 600 mm Iijdjymf H Ispfx Ab Asb If you have not found your desired size, simply send us an email with the completed PDF form. This will allow us to offer you a customized plate tailored to your specific requirements. T-slot size: 38 x 22 mm T-slot pitch: 140 mm Number of slots: 10 Edge distance: 80 mm Weight: 4200 kg Cast iron grade HT250 Flatness less than 0.12 mm Surface machined to DIN 876/II Keywords: Clamping cube, cubic clamping table, multi-side clamping, angle clamping cube, precision cube, CNC clamping cube, clamping angle, machine cube, 90-degree clamping device, drilled hole cube, modular clamping cubes, workpiece positioning, assembly cube, locating cube, clamping block

Stanje: rabljeno, Leto izdelave: 1963, Technical details: Swing diameter over bed: 1000 mm Swing diameter over saddle: 620 mm Turning length: 3150 mm Centre distance: 3150 mm Swing diameter in gap: 1200 mm Length of gap: 800 mm Machine weight approx.: 11.5 t Machine dimensions approx. LxWxH: 7.5 x 1.5 x 1.7 m Including 2 steadies and various centres Ijdpsu Ix Arofx Ab Aoib

Stanje: rabljeno, Plate width: 3,000 mm Plate depth: 5,000 mm Iodpfegrnfgjx Ab Aeib Plate height: 400 mm Weight: 20 t Space requirement: approx. 5 x 3 x 0.5 m Table length: 5,000 mm Table width: 3,000 mm Table height: 380 - 400 mm Machine weight: approx. 20,000 kg Space requirement: approx. 5 x 3 x 0.5 m

Stanje: generalkompletno obnovljen (rabljeno), Leto izdelave: 2026, Funkcionalnost: popolnoma funkcionalen, izvrtina vretena: 90 mm, premer struženja: 630 mm, premer struženja nad ležiščem sani: 630 mm, premer struženja nad zgornjim sanežem: 380 mm, stružna dolžina: 3.000 mm, premer tulec: 90 mm, skupna dolžina: 4.900 mm, skupna širina: 1.420 mm, skupna višina: 1.590 mm, največja hitrost vrtenja: 1.800 obr/min, vrtljajska hitrost (min.): 18 obr/min, skupna masa: 3.700 kg, teža obdelovanca (maks.): 1.500 kg, nosilec vretena: MK 6, The universal lathe FAT TUR 630M/3M has been extensively rebuilt and modernized by us. It features technical specifications that correspond to the technical and operational documentation of a new machine, complies with the technical acceptance requirements of the WOT and Polish standards, and also fulfills all EU directives. The machine comes with a full 12-month warranty covering spare parts and electrical components. Availability: in stock, powered on, and ready for technical inspection. Technical data: - Distance between centers / turning length: 3000 mm - Swing over bed: 630 mm - Swing over cross slide: 380 mm - Spindle bore diameter: 90 mm - Maximum workpiece weight between centers: 1500 kg - Number of spindle speeds: 21 - Spindle speed range (RPM): 18 – 1800 - Feed range (mm/rev): Ijdped Eaa Eofx Ab Asib Longitudinal: 0.05 – 3.26 Cross: 0.25 – 1.63 - Motor power: 15 kW - Overall dimensions: Total length: 4900 mm Width: 1420 mm Height: 1500 mm Total weight: 3650 kg Standard equipment: tailstock, coolant pump, chuck guard, tool holder Optional equipment available at extra cost: - 3- or 4-jaw chucks, various diameters and types - Digital Read Out for 2 axes, including display, installation, and calibration - Steady rest 10-140 mm, with rollers - Steady rest 10-180 mm, with rollers - Steady rest 140-300 mm, with rollers - MULTIFIX quick-change toolpost