Used Höfler Nova 650 Cnc for sale (11,605)

Condition: excellent (used), Cnc rotary table, Nikken 5AX-230 4 and 5 axis for Mazak etc. was mounted on a VTC 300, due to new machine 5 axis now for sale, Cedjp U Umkopfx Abxsrf

Condition: used, Year of construction: 1980, max. wheel diameter 2500 mm gear width 1200 mm max. module 32 min. module 3 total power requirement 25 kW weight of the machine ca. 60 t dimensions of the machine ca. m Gear , min. / max. 180 / 2,500 mm Module 3 - 32 Helix angle, max. 10 - 35 ° Gear width for straight gears 1,200 mm Stroke length, approx. 100 - 1,200 mm No. of strokes 80 - 350 /min Stroke position adjustable 300 mm Stroke speed 4 - 40 mm Max. weight of workpiece, approx. 18,000 kg Min. / max. no. of teeth 16 / 576 Table size x bore 1,400 x 500 mm Grinding wheel Ø, approx. 500 mm Cedpfx Ast Hwqqebxjrf Grinding wheel peripheral speed 34 m/s Total electrical load, approx. 45 kW - 380 V - 50 Hz Weight of machine, approx. 60,000 kg Accessories / Special Features: * Hydrostatic guides in grinding slide, table and in all other guideways. * Completely covered working area with sliding doors. * Automatic grinding process for various cycles, with settings for roughing, finishing, fine finishing and automatic dressing cycle after preset number of teeth. * Profile correction is possible via appropriate dressing, as well as additional movement of grinding slide (depth and width crowning). * Approx. 50 change gears. * Grinding slideTilt display device. * Large coolant device with band filter and oil mist exhaust. * Separate switch cabinet. * Separate hydraulic unit. * Separate oil cooling unit. Condition : Very good. Machine can soon be inspected in our showrooms. It is not under power at present. Delivery : Ex stock, as inspected. Payment : Net, after conclusion of contract. The machine comes directly from a first class gear factory, where it was grinding Quality 5 - 6. Grinding diagrams are available. This type and quality of machine is rarely available. Thank you for your interest. We always have a good selection of gear machines available. Please let us know what you need.

Condition: new, 🧰 Product Features • Condition: new • Color: gray • Volume: 650 l • Load capacity: 4000 kg (at 5°C room temperature) • Weight: 43 kg • Length: 120 cm • Width: 100 cm • Height: 78 cm • Stackable: Yes • Dimensionally stable: Yes • Special features: suitable for rack storage, liquid-tight, drain valve possible 💰 Price € 155,- net, excluding VAT • Quantity discount: upon request • Shipping costs: available throughout Europe, upon request • Delivery time: immediately available • Inspection and collection: possible at any time by arrangement Constantly over 5000 linear meters of pallet racking systems from numerous manufacturers in stock (Subject to changes and errors in technical data, information and prices as well as prior sale! See our terms and conditions, all prices excl. VAT, ex warehouse.) Lenox Trading – Top warehouse technology & used & new heavy-duty racking Description: Are you looking for high-quality warehouse racking for sale? With around 100 employees, Lenox Trading is one of the largest dealers of new and used warehouse technology in the entire DACH region (Austria, Germany, Switzerland). ⚡ PROMPTLY AVAILABLE: • Over 10,000 linear meters of racking promptly available • 20,000 m² of storage platforms & steel construction platforms immediately available • 30–50 semi-trailer trucks of goods turnover weekly for maximum selection 📦 OUR RANGE (BUY CHEAP ONLINE): Whether pallet racking, heavy-duty racking, high-bay racking, shelving systems, tire racks or racks for IBC containers – we deliver and install throughout Europe with our OWN team! Including CAD planning, transport, dismantling and assembly. 🏭 TOP BRANDS USED & FROM INSOLVENCY / BANKRUPTCY SALES: • SSI Schäfer (Schäfer warehouse technology, R 3000, PR 600, PR 300) • Jungheinrich (Type MPB, Type E, Jungheinrich heavy-duty racking) • Wezsuisse Euronorm, Bito RK 4209, Schäfer EK 113, Schäfer RK 521, Schäfer LF 533, Familog SP 6428, R-KLT 4315, RL-KLT 6147, Schäfer KLT 3214, UTZ SILAFIX 3Z, EF 3120, EF 6420 • Cantilever racking (Elvedi cantilever racking, Schäfer, Ohra) • Stow, Meta, Bito, Galler, Nedcon, Voest (Vöst), SLP, Palflex, Ramada, Bauer, Ohrner 🔨 OUR SECOND AREA OF BUSINESS: ONLINE AUCTIONS & LIQUIDATION For dismantling and clearing orders, we offer a complete all-round package: Crsdpfx Ashvrk Tsbxof 1. Lump-sum purchase: Purchase of merchandise, equipment & complete inventory including complete clearing. 2. Commission auction: Conducting auctions on behalf of clients. Our full service through our own employees: cataloging, office preparation, inspection, goods delivery, logistics, dismantling and complete handover. Whether you became aware of us through heavy-duty racking or are looking for galvanized heavy-duty racking / heavy-duty racking systems – we guarantee the best conditions. Contact us for a non-binding offer!

Condition: excellent (used), For sale: CNC rotary table from the renowned brand Fadal Engineering (USA), model VH65. Professional 4th axis designed for machining centers, especially Fadal VMC, but integration with other CNC machines is also possible using the appropriate controller. Technical specifications: • Model: VH65 • Table diameter: 165 mm (6.5”) • Gear ratio: 90:1 • Pneumatic brake (M60 ON / M61 OFF) • Industrial multipin connector • Serial no.: 4630298 Condition: used, mechanically functional, normal signs of operation. Solid and heavy construction – ideal for precise 4-axis machining. Crsdpfxew R St Ns Abxjf

Condition: excellent (used), For sale: Professional CNC rotary table from the renowned brand Fadal Engineering (USA, subsidiary of Giddings & Lewis Inc.), model VH65. Equipped with a Röhm ZG Ø125 mm lathe chuck, significantly expanding application versatility. Technical specifications: • Model: VH65 • Table diameter: 165 mm (6.5”) • Ratio: 90:1 • Pneumatic brake (M60 ON / M61 OFF) • Röhm ZG Ø125 mm lathe chuck – max 4000 rpm, torque 80 Nm • Serial number: 6660297 • Industrial multipin connector Condition: used, fully mechanically functional, normal signs of use. Sturdy, heavy-duty construction guarantees precision and long service life. Ready for use as an additional 4th axis in a machining center. Credpfx Aow R Syijbxsf

Condition: new, Year of construction: 2026, NEXT 3121 VECTOR 7 AI – CNC machining center for nesting with integrated artificial intelligence (NEXT.AI). Designed and manufactured in Poland. Robust, welded steel construction, heat-treated at 600°C, provides high vibration resistance and minimal deformation, ensuring exceptional cutting accuracy. WORKING AREA AND DRIVE - Working area: 2130 x 3130 mm (sheet format up to 2100 x 3100 mm) - Z-axis stroke: 250 mm - Max. X/Y travel: 80 m/min; working X/Y travel: 25 m/min; working Z travel: 12 m/min - NEXT ST 1 kW servo drives with absolute encoders and battery backup – no need for reference jogging - SHIMPO planetary gearboxes, precision rack and pinion, and linear guides SPINDLE AND TOOLS - NEXT 9 kW spindle, 24,000 rpm, HSK63 - HEMPOINT frequency inverter, NextS controller - Hybrid tool magazine: 12-position rotary + 12-position linear - Automatic tool length sensor with air blow - EA-32 tool holders, HSK63 collets TABLE AND VACUUM - 2-chamber, 9-section vacuum table with intelligent zone control - NEXT_V450 vacuum system with a capacity of 450 m3/h (7.5 kW), automatic vacuum regulation via frequency inverter - Material positioning using pins and alignment strips - Automatic central lubrication system for linear motion AUTOMATION AND AI - NEXT.AI assistant integrated with the operator panel – process optimization and G-code generation - CleanFlow – automatic cleaning of moving parts - AirJet Sync system – 4 nozzles to assist chip removal - NEXT LED LIGHT – status and machining progress indicator - VisionEdge 3.0 – 24-inch screen, 3 cameras, voice prompts - LIDAR safety sensors in the basic version CONTROL AND CONNECTIVITY Credpfxezlz Rlo Abxsf - Touchscreen control panel, ABB electrical components - Built-in 5G modem – remote diagnostics and service - Wireless QUICK START remote and NEXT WATCH remote (smartwatch) - Handwheel with project simulation function - NextMonitor app (iOS) – remote monitoring 24/7, lifetime access SOFTWARE - CUT2DPRO nesting software (straight-line and curved optimization) INSTALLATION DATA - Power supply: 3x400 V + N + PE - Compressed air: 6-8 bar, 300 l/min - Dust extraction: 3000-8000 m3/h - Machine weight: approx. 4800 kg - Industrial cabling WARRANTY AND DELIVERY - Warranty: 36 months - Lead time: 8-12 weeks - Training at the customer's site, CE declaration of conformity - Fully modular machine – upgrade options available (infeed/outfeed table, drilling unit, labeling machine, unloading robot) even up to 4 years after installation ADDITIONAL OPTIONS (surcharge) - 5+4W 1.5 kW drilling unit and Hiteco TF.C.12V (12+4+2) drilling unit - Infeed/outfeed table, label printer/labeling machine - NEXT ROBO XT (Yaskawa GP180) robotic manipulator for automated unloading Manufacturer: NEXTCNC Sp. z o.o., Poznań, Poland.

Condition: good (used), weight of the machine ca. 5,5 t Table tip diameter: 35 mm Tip height above table: 75 mm Counterholder tip diameter: 50 mm Counterholder tip stroke: 40 mm Minimum center-to-center distance: 20 mm Minimum measuring height above table: 50 mm Maximum measuring height above table: 550 mm Table diameter: 260 mm Base circle diameter: 0–630 mm Maximum rolling path: ±115 mm Crodezidz Uepfx Abxef Maximum workpiece weight: 300 kg X-axis: 230 mm Y-axis: 370 mm Z-axis: 500 mm Max. workpiece diameter: 630 mm Software for new PCs: Windows 11 Bevel gear software, if desired, available only on Metrotek installations Additional information: - Machine calibrated according to DAKKS on November 19, 2017

Condition: good (used), Year of construction: 1992, weight 5,5 t Table tip diameter: 35 mm Tip height above table: 75 mm Counterholder tip diameter: 50 mm Counterholder tip stroke: 40 mm Minimum center-to-center distance: 20 mm Minimum measuring height above table: 50 mm Maximum measuring height above table: 800 mm Table diameter: 500 mm Base circle diameter: 0–1000 mm Maximum rolling path: ±115 mm Maximum workpiece weight: 2000 kg Crodpezidz Iofx Abxsf X-axis: 230 mm Y-axis: 530 mm Z-axis: 750 mm Max. workpiece diameter: 1000 mm Software for new PCs: Windows 11 Bevel gear software, if desired, available only on Metrotek installations Additional information: - Machine calibrated according to DAKKS on November 19, 2017

Condition: new, Coolant mixer for Haas CNC machines. Credpfx Abezllbhsxsf

Condition: like new (used), DN Solutions PUMA DNT2600L 2024 Model – Only 32 Cutting Hours (Like New Condition) Chuck: 12 inch Max Turning Diameter: 460 mm Max Turning Length: 1078 mm Spindle Bore: 81 mm Spindle Speed: 3,500 rpm Main Motor Power: 26 kW Max Torque: 735 Nm X-Axis Travel: 260 mm Z-Axis Travel: 1100 mm Csdpfx Asy D E Riobxjrf Rapid Traverse: X 24 m/min – Z 30 m/min Turret: 12 Stations Guideway System: Box Guideway Machine Weight: 4,900 kg Condition: 2024 model, only 32 cutting hours, almost in brand-new condition.

Condition: excellent (used), For sale: Professional KEYENCE IM-7500 measuring system with IM-7020 head. The device is designed for fast and highly precise measurement of components in production and quality control. The equipment enables automatic measurement of multiple dimensions simultaneously using a camera. Ideal for CNC workshops, tool rooms, and industrial applications. Technical data Manufacturer: KEYENCE Model: IM-7500 Head: IM-7020 Type: Optical measuring system Country of origin: Japan Automatic measurement by camera High measurement accuracy Condition Used Fully functional Normal signs of use Included in the set KEYENCE IM-7500 unit Cjdpfx Aboyvv Trexjrf IM-7020 head Monitor Control unit Keyboard and mouse Wiring

Condition: used, -Production: 1400 pieces/hour -Dough weight capacity: 80 to 1000 grams -Serial number: FH01025007 -Right-hand operation -Power: 0.55 kW -Voltage: 400V Cedpfx Aezmt I Sjbxerf

Condition: good (used), Year of construction: 2022, functionality: fully functional, travel distance X-axis: 1,300 mm, travel distance Y-axis: 2,500 mm, travel distance Z-axis: 300 mm, workpiece height (max.): 300 mm, table length: 2,500 mm, table width: 1,300 mm, We are offering this well-maintained CNC-STEP T-REX N-1325 CNC portal milling machine, manufactured in 2022. Manufacturer: CNC-STEP Model: T-REX N-1325 Year of manufacture: 2022 Condition: good Travel range: 1300x2500mm Z-axis clearance: 300mm Milling motor: HQD spindle, Model GDF46-18Z/3.5 3.5KW, max. speed 18000 rpm Vacuum pump with 5.5KW power The milling machine operates smoothly and without any errors. A complete set of ER25 collets (3-16mm) is included. Codpfx Abszkp A Hsxorf Mobile tool length sensor This year, the control PC was replaced because the old one could not be upgraded from Windows 10 to Windows 11. Dust extraction shoe, 3D printed. The original dust extraction shoe unfortunately broke several times, but it can be purchased from CNC-Step. Available from July 27, 2026. Inspection is welcome at any time. Shipping from warehouse, free loading.

Condition: excellent (used), Professional tool holders from the renowned brand GARANT (Hoffmann Group). Model 300230 6 SK40-6-100 – clamping diameter Ø6 mm, length 100 mm. • SK40 taper – CNC standard • Clamping diameter Ø6 mm • Holder length 100 mm • Maximum rotational speed 25,000 rpm • High precision and clamping stability • Used, fully functional and ready for work. -- PRICE LISTED FOR 1 PIECE -- Credpfx Absw Sy D Eexof

Condition: ready for operation (used), Höfler machine control panel, 393 x 146 mm, used, with normal signs of wear, 100% functional, scope of delivery as shown in the photos. Crsdpfji Ea Nqox Abxof

Condition: new, Year of construction: 2025, turning diameter over cross slide: 250 mm, turning length: 730 mm, turning diameter: 500 mm, spindle speed (max.): 1,800 rpm, CNC lathe machine CK 6150 with flat bed We offer a new CNC lathe machine model CK6150. We use this machine in our production and you can see it in operation before ordering. The CK 6150 lathe has a flat bed and hardening guides, which ensures a long period of operation of the equipment. The machine is equipped with a CNC system, the GSK CNC system is installed as standard. Optionally, the machine can be equipped with a Fanuc or Siemens CNC system. The machine can have a tool holder for 4-6 or 8 tools, depending on the customer's wishes. It is possible to install a hydraulic chuck on the machine, which will greatly simplify the process of installing parts on it and a hydraulic tailstock. The CK 6150 lathe can be equipped with additional supporting frame for more accurate manufacturing of long parts. Technical specifications: Model CK 6150 x 1000 Maximum workpiece diameter over bed 500 mm Maximum workpiece diameter over support 250 mm Maximum workpiece length 1000 mm Maximum turning length 730 mm Spindle bore diameter 82 mm Spindle speed 150-1800 rpm Engine power 7.5 kW Mechanical chuck (hydraulic optional) Chuck size 250 mm. 4-position tool holder (6 or 8 optional) Maximum tool size for tool holder 25x25 mm Machine weight 2700 kg Machine dimensions 2650×1700×1820 mm We can also supply lathes CK 6140, CK 6150 and CK 6160 with other dimensions of the working part: CK 6140 dimensions of the working part 550/750 mm CK 6150 dimensions of the working part 1000/1500/2000 mm CK 6160 dimensions of the working part 1000/1500/2000 mm CK 6152E dimensions of the working part 1000/1500/2000/3000 mm CK 6165E dimensions of the working part 1000/1500/2000/3000 mm CK 6165E dimensions of the working part 1000/1500/2000/3000 mm CK 6185E dimensions of the working part 1000/1500/2000/3000/4000 mm CK 61100E dimensions of the working part 1000/1500/2000/3000 mm Crsdpfx Absxdmgvjxef CK 61125E dimensions of the working part 1000/1500/2000/3000 mm

Condition: used, We offer for sale a milling plotter designed for milling with a shank cutter and drilling wood-based materials (MDF, particleboard, OSB). Cedpfx Aszfirdobxjrf Working table area: Y=4000 mm, X=2100 mm.

Condition: excellent (used), Year of construction: 2019, functionality: fully functional, operating hours: 7,810 h, input current: 43 A, input frequency: 50 Hz, type of input current: three-phase, workpiece weight (max.): 2,804 kg, number of axes: 3, number of slots in tool magazine: 6, actuation type: electric, overall weight: 2,804 kg, number of tool turrets: 31, Equipment: CE marking, documentation/manual, type plate available, For sale is a Morbidelli Drilling Center with low operating hours – the machine is connected and ready for trials and tests. Codszdfhaepfx Abxorf MORBIDELLI CX210 CNC Drilling Center R00169 MORBIDELLI CX210 TECHNICAL DATA Min./max. workpiece length mm 200/3,050 Min./max. workpiece width mm 50/1,300 Min./max. workpiece thickness mm 8/95 Max. traverse rate in the X-axis m/min 40 Max. workpiece weight kg 70 Max. traverse rates in the X-Y-Z axes m/min 70-40-30 F31LTC DRILLING HEAD Number of vertical spindles pcs. 21 Number of horizontal spindles in the X-axis pcs. 6 Number of horizontal spindles in the Y-axis pcs. 4 Motor power kW 2.2 Spindle speed rpm 4,500 (option 3,000 – 8,000) Fixed integrated saw in the X-axis, diameter mm 125 Max. saw blade thickness mm 6 Saw blade speed rpm 5,500 (option 3,600 – 9,700) INSTALLATION Compressed air consumption Nl/cycle 80 Dust extraction air requirement m3/h 3,300 Dust extraction air velocity m/s 25 Dust extraction nozzle diameters mm 200 + 80 Electrical protection kVA 19 Key advantages: -HSK63F milling head 6.6KW -Cutting saw -31 L drilling head -Infeed and work roller table -2 clamps instead of 1 pc. Speed 70 m/min Spindle + 6-position magazine

Condition: good (used), The scope of delivery includes: 1x partition panel, used Material color: gray-white Overall length: approx. 775 mm Tube length: 650 mm + 5 mm plastic cap Cross-section: square tube 20 x 20 mm Codpfx Aji Eu Dvebxorf Opening dimension: approx. 103 mm Weight: 0.93 kg | per piece

Condition: new, Experience unparalleled precision and performance with ROBBI's range of cylindrical grinding machines. Our machines offer grinding lengths starting from 2000mm and are available in semi-automatic and CNC versions. With a grinding diameter range of 300-1000mm, the possibilities are endless. Partly available from stock! Discover our extensive range of optional accessories that make our cylindrical grinding machines even more versatile. Whether it's for complex workpieces or demanding tasks, our machines always deliver the best results. With ROBBI's years of experience, trust us to optimize your machining processes. Invest in quality and precision - contact us today! MAIN TECHNICAL DATA: Model: Omicron CNC 80 Grinding diameter: 795/895/955 mm Grinding length: 3000-6000 mm Center height: 400/450/500 mm Center distance: 3000-6000 mm Swing over bed: 795/895/955 mm Max. workpiece weight between centers: 4 t Additional technical data in the appendix MAIN TECHNICAL DATA: Model: Omicron CNC 60 Grinding diameter: 595/695 mm Grinding length: 1000-3000 mm Center height: 300/350 mm Center distance: 1150-3150 mm Swing over bed: 600/700 mm Max. workpiece weight between centers: 1200 kg Additional technical data available on request or in the appendix MAIN TECHNICAL DATA: Model: Omicron CNC 36 Grinding diameter: 355/455 mm Grinding length: 630-2030 mm Center height: 180/230 mm Swing over bed: 355/455 mm Max. workpiece weight: 250 (300 opt.) kg Additional technical data available on request or in the appendix ACCESSORIES (EXAMPLE FOR OMICRON CNC 80) CNC control: Siemens 840D Glass scales: in the X-axis Coolant system: with coolant collection tray Grinding wheel dresser: mounted on the tailstock (without diamond) Cedpfotximvox Abxjrf Telescopic cover: for the table made of fabric Machine oil: 5l for the spindle Frequency converter: for spindle motor and workpiece drive (stepless) Hydraulic unit: for controlling the tailstock quill Ball screw in the axes: X and Z Optimized cycle with geometric and process parameters - The CNC grinding machines meet the production requirements for medium-sized workpieces. - The machines are equipped with the latest generation SIEMENS 840Di sl system. - The machine can be equipped with automatic measuring systems. - It is possible to design the grinding wheel for geometries specifically created for the required type of production. - High-precision machining can be performed when the grinding machines are equipped with a third interpolated axis and specially designed software. EASY PROGRAMMING Complex programs can be created without the need for ISO programming knowledge. The input of parameters is facilitated by a series of messages and characters that explain the meaning of the various parameters step by step. The programming of work cycles is done by entering the same parameters of the cycle. The sequence of execution of the various cycles can be quickly and intuitively changed. By the way, in addition to affordable new machines and tested used machines, you can expect even more from us: • Consultation and problem-solving at your location • Organization of machine transport to your facility • Installation, commissioning, and turnkey delivery, and more.

Condition: excellent (used), max. wheel diameter 5 - 630 mm gear width 500 mm max. module 20 min. module 0,5 workpiece weight 350 kg Control IBH Macro max. workpiece diameter 630 mm clamping length 1050 mm total power requirement 1,8 kW weight of the machine ca. 2,5 t dimensions of the machine ca. 2,0 x 0,7 x 2,4 m Spur gear software for internal and external gearing Profile inspection standard crowning head - root relief K - profile Direction test standard crowning head - root relief K - profile graduation test Cedpfxeyyqtzo Abxjrf Axis position correction for on-the-fly measurements up to 0.2 mm axis position error Snail software 3 carriers for gears, 1 carrier block, calibration device, Windows 7

Condition: good (used), Year of construction: 1990, type of input current: three-phase, Film wrapping machine + shrink tunnel KUPER DUPLEX 2100/650 + KUPER ST/I-1400 Film wrapping machine Manufacturer: Kuper Type: DUPLEX 2100/650 Year of manufacture: 1995 Film roll width at the top: 2000 mm Film roll width at the bottom: 2000 mm Packaged goods height (passage height): 650 mm Film roll diameter: 400 mm Compressed air: min 5 bar Compressed air consumption (per cycle): approx. 16 L swing arm with chain lift seal bar Cedskn Rz Hjpfx Abxsrf length 2100 mm "Siemens" control panel overall dimensions: 3000x2000x2300 mm Shrink tunnel: Manufacturer: Kuper ST/I-1400 year of manufacture: ca 1988 max capacity: width: 1350mm height: 650mm work length: 3000mm 2 pcs centrifugal fan blow-off units heating power: 59 kW temperature range 230 °C endless conveyor belt throughput speed 5 m/min Length: 3500 mm Width: 2350 mm Height: 1850 mm

Condition: good (used), Year of construction: 2000, functionality: fully functional, Model Year: 2000 Width: 700 Length: 400 Crjdpfex T Dipjx Abxsf Height: 500 Number of Axes: 5 Holder: BBT40 Spindle Speed (RPM): 20,000 Machinable Materials: Steel, Aluminum, Titanium, Graphite, Copper, Invar, Composite, Delrin, PEEK

Condition: good (used), Year of construction: 2008, spindle speed (min.): 4,000 rpm, travel distance Z-axis: 500 mm, throat depth: 300 mm, Year of manufacture: 2008 Chuck diameter: 8" Number of axes: 3 Csdpfx Absx Nvm Sjxjrf Length: 500 mm Neck diameter: 300 mm Spindle speed (rpm): 4000 Machinable material types: Steel, Aluminum, Titanium, Graphite, Copper, Invar, Composite, Derlin, Peek

Condition: good (used), Year of construction: 2008, spindle speed (min.): 5,000 rpm, travel distance Z-axis: 600 mm, throat depth: 300 mm, Year of manufacture: 2008 Chuck diameter: 10" Cedpfx Asx Nvmrsbxerf Number of axes: 3 Length: 600 mm Swing diameter: 300 mm Spindle speed (rpm): 5000 Processable materials: Steel, Aluminium, Titanium, Graphite, Copper, Invar, Composite, Delrin, Peek