Used Hole Punch for sale (4,769)

Condition: excellent (used), functionality: fully functional, Drilling machines for turned parts TRIADE FR3 Fjdpex Ty Uhefx Ahnegc

Condition: excellent (used), Drilling machines for turned parts TRIADE FR5 Fsdpfxox Tupyo Ahnegc

Condition: excellent (used), functionality: fully functional, Drilling machines for turned parts TRIADE FR-3 V-V Fjdpfx Ahox Uyfpsnjgc

Condition: excellent (used), Drilling machine for turned components Triade Fgodpfjyabz Ijx Ahnjc Number of drilling units: 3 Drilling depth: 100 mm per side

Year of construction: 2026, operating hours: 100 h, condition: new, functionality: fully functional, Maximum jumbo roll width: 450 mm Maximum jumbo roll diameter: 1000 mm Maximum rewinding diameter: 500 mm One rotary die-cutting unit Die-cutting (roll-to-roll): 120 m/min Compatible with magnetic cylinders from 12" to approximately 24" Fjdpfx Aevq I Nishnogc Optional features not included in the offer price: Magnetic cylinder holder: Adaptable to existing die-cutting units. iKnife Automatic knife positioning system: Available as an additional option. Contact us. We will be happy to provide you with a detailed quotation.

Condition: used, Year of construction: 2001, gebraucht 2001 9647 prompt, Zwischenverkauf v Italien 24400 € 1 30 to 1250+N x 1000 mm 1250 mm 1000 mm 40 m/Min 30 m/Min 50 m/Min 30 mm 730 1/Min 300 1/Min 980 mm 4 kW 115 l 4000 mm 2780 mm 1900 mm 4000 x 2300 x 1900 mm + Z mm 4800 kg With 6-way multitool holder MTE6 (max. Dm. 24 mm) 2 Clamping claws Table with Brushes, table dimension 1970 x 2260 mm Foot pedal 2 pcs. additional single matrix holders PC with Euromac Software Eurowin 8.36 Max. Punching force 300 kN Automatic repositioning up to 10.000 mm Fgedpfjwirkgsx Ahnjc Max. Punching diameter for single tool 88,9 mm, Max. Punching diameter Multitool Holder MTE6 Dm. 24 mm Max. Opening the clamping claws 7 mm Transport width: 2350 mm User Manual in english and italian CE declaration available WITH LARGE TOOL PACKAGE several pieces of each of the following dimensions: Round: Dm. 2,5/2,8/3/3,12/3,2/3,5/3,9/4,1/4/4,5/5/5,2/5,5/6/7/7,5/8/8,5/9/9 ,5/10/10,5/11/11,5/12/12,5/13/13,5/14/15/16/18/19/20/21/23 Square: 10/12/13/15 mm Rectangle: 5x2/20x2/22x4 mm Oblong hole: 10x6,5/12x8,5/12,2x10,7/18x5 mm BUYING USED MACHINERY IS A MATTER OF TRUST - OUR TRANSPARENCY PROMISE We offer you maximum security and complete transparency. • HONEST INSIGHTS: Detailed photos and functional videos of the current condition • LIVE ON-SITE CHECK: Live testing is possible at our facility • DIGITAL DEMONSTRATION: Individual live demonstration via video call • RISK-FREE PURCHASE: 14-day return policy Details:

Condition: used, Year of construction: 1995, operating hours: 42,416 h, functionality: fully functional, machine/vehicle number: 10317, total height: 3,100 mm, feed length X-axis: 120 mm, ram adjustment: 64 mm, table height: 1,250 mm, pressing force: 50 t, stroke length: 16 mm, stroke adjustment: 51 mm, clearance between the columns: 1,200 mm, DGUV certified until: 06/2026, year of last overhaul: 2025, For sale is a Bruderer BASTA 50 UL, a high-performance stamping press designed for precise and reliable results in series production. Thanks to its continuous operation, the machine is in technically perfect and immediately operational condition. All maintenance and repair work has been carried out regularly and carefully. Technical data: Fodpfx Asyu Sn Iohnsgc Rated force: 500 kN Stroke rate: 100-1120 strokes per minute Feed: BBV 202/120 Adjustable stroke: 16 - 51 Installation space / clamping plate: 760-940 mm Main drive // kW: 22 kW Power connection: 400 V / 50 Hz Adjustable stroke: 16-51 Ram area: 980 x 420 mm Table area: 940 x 580 mm Adjustable strip entry height: 50-140 mm Max. strip width: 203 mm Max. material thickness: 2 mm Machine dimensions: 2700 x 1800 x 3100 mm Weight: 8150 kg "Main drive on (actual operating time): 42,416 hours Optionally, a soundproof cabin can be purchased.

Condition: used, Year of construction: 1994, operating hours: 28,067 h, functionality: fully functional, machine/vehicle number: 10000, total height: 3,460 mm, feed length X-axis: 200 mm, ram adjustment: 76 mm, table height: 1,200 mm, total width: 1,750 mm, total length: 1,840 mm, table length: 970 mm, table width: 910 mm, stroke length: 16 mm, stroke adjustment: 63 mm, clearance between the columns: 1,230 mm, DGUV certified until: 06/2026, year of last overhaul: 2025, For sale is a Bruderer BASTA 80H, a proven and high-performance stamping press for maximum precision and reliability in series production. Due to its continuous use in production, the system is in technically perfect and operational condition. Maintenance and servicing have been carried out regularly. Technical highlights (excerpt): Machine type: Bruderer BASTA 80H Application: High-precision stamping in series production Condition: Technically perfect, immediately ready for use Availability: By arrangement / from week 17/2026 An optional soundproof cabin can be purchased. Technical details: Rated force: 800 kN Stroke rate: 100-1000 strokes per minute Feed system: BBV 320/200 Adjustable stroke: 16 - 63 Fodpeyu Nipefx Ahnjgc Installation space / clamping plate: 970 mm Main drive // kW: 43 kW Power connection: 380 V / 50 Hz Ram area: 760 x 510 mm Table area: 950 x 910 mm Strip feed height adjustable: 80 mm - 180 mm Max. strip width: 360 mm Max. material thickness: 3 mm Machine dimensions: 2834 x 1742 x 3460 mm Weight: 15550 kg

Condition: used, Year of construction: 2024, Dowel Hole Drilling Machine GANNOMAT "DB 21400V, 3Ph, 50Hz / 1.5 kW" complete in standard configuration, equipped with: - Fully automatic electronic control with pulse operation via foot pedal for clamp-drill-release sequence, including electrical skip operation. - Automatic return of the drilling unit after reaching the preset drilling depth. - Automatic drilling depth extension for end-face drilling. This saves the need to adjust the drilling depth when switching from flat-face to end-face drilling (+10 mm, e.g., with dowel length 35 mm, flat-face drilling depth 14 mm, end-face drilling depth 24 mm). - 1 drilling beam with 21 spindles, 32 mm pitch, 1.5 kW motor (drilling feed 0-70 mm). Includes 21 quick-change chucks (Ganner system) for easy drill bit changeover. - Easy pivoting of the drilling unit from 0° to 90°, assisted by gas cylinders. - 1 clamping beam movable on Y-axis with 3 pneumatic clamping cylinders, for workpieces up to max. 80 mm height. Ideal fence system consisting of: - 1 stop ruler, 1800 mm, for shelf drilling (aluminum profile 40x40 mm) with 3 drop-in stops. - Quick-change system, easily switchable from right to left stop for mirrored drilling of shelves in carcass construction; also suitable for line boring in system 32. - Side stops and position adjustments, as well as drilling height position, via mechanical digital counters on the support table. - Side stops can be easily folded away for fastest set-up change from carcass to frame or line drilling. - Clamping arms for the clamping beam enable line boring positions up to max. 300 mm. - Optimized three-stage tool system. Includes 1 set of dowel drill bits: Fodpfx Ahexnlflonogc - 5 carbide dowel bits, Ø 8x77 mm, right - 4 carbide dowel bits, Ø 8x77 mm, left Basic machine Dowel Hole Drilling Machine GANNOMAT "DB 21400V, 3Ph, 50Hz / 1.5 kW" complete in standard version, equipped with: - Fully automatic electronic control with pulse operation via foot pedal for clamp-drill-release, electrical skip operation. - Automatic return of the drilling unit after reaching the preset drilling depth. - Automatic extension of drilling depth for end drilling saves the need to adjust depth when switching from flat to end drilling (+10 mm, e.g. for dowel length 35 mm, flat-side depth 14 mm and end-side depth 24 mm). - 1 drilling beam with 21 spindles, 32 mm pitch, 1.5 kW motor (drilling feed 0-70 mm). Includes 21 quick-change chucks (Ganner system) for easy drill changeover. - Easy pivoting of the drilling unit from 0° to 90°, gas spring assisted. - 1 clamping beam, Y-axis adjustable, with 3 pneumatic clamps for workpieces up to max. 80 mm high. - Ideal stop system comprising: - 1 stop ruler, 1800 mm, for shelf drilling (aluminum profile 40x40 mm) with 3 drop-in stops, quick-change system, easily switched from right to left for mirrored shelf drilling in carcass constructions, also usable for line boring in system 32. - Side stops and adjustable positions, as well as drill height position, via mechanical digital counters on the support table. - Side stops can be folded away easily for shortest retool time from carcass to frame and line boring operations. - Clamping arms for the clamp beam suitable for line-boring positions up to max. 300 mm. - Three-stage optimized tool system. Extraction funnel, dust tested, Ø 120 mm 1 set for line boring in system.

Condition: good (used), Year of construction: 1985, FOR SALE: Automatic Stamping and Bending Machine BIHLER RM-30 High-performance equipment for the automatic production of complex metal parts from wire or strip material. Identification and Brand Brand: BIHLER (Otto Bihler Maschinenfabrik, Germany). Model: RM-30. Year of manufacture: 1985. Machine number: 23589. Fgedpfey Shgpox Ahnoc Technical Specifications (Model RM-30) Maximum strip width: 32 mm. Maximum wire diameter: 3 mm (mild steel). Feed length (standard): Up to 120 mm. Nominal press force: 70 kN (7 tons). Production speed: Adjustable, up to 350 parts/minute (depending on complexity). Number of slides: Up to 5 standard bending units. Equipment and Configuration Control system: Separate control panel with user interface. Kinematics: Radial cam drive for maximum precision and repeatability. Press unit: Integrated for cutting, punching, or marking operations prior to bending. Safety: Machine equipped with protective guards and emergency stop. Advantages Versatility: Enables the production of highly complex parts in a single cycle. Bihler reliability: Renowned worldwide for robust construction and long-lasting mechanical components. Precision: Ideal for the electronics, automotive, and connector industries.

Condition: good (used), Year of construction: 2000, Punch press Manufacturer: EHT Type: Strippit 1500/30 Year of manufacture: 2000 CNC control: Fanuc Fjdpfxsul S Eas Ahnegc Working area without repositioning: 2500 x 1500 mm Maximum material thickness: 8 mm Punching force: 30 tons Revolver with 46 tool stations, including 4 indexing stations, size D 3 programmable clamps Metal table Used exclusively in single-shift operation Includes tools from WILSON TOOL 3626

Condition: used, Year of construction: 2013, Punching capacity 220 kN laser capacity in Watt 4000 travel -x axis 2500 mm travel -y axis 1250 mm Cutting capacity structural steel 8 mm Cutting capacity stainless steel 8 mm Cutting capacity aluminum 6 mm workpiece weight 280 kg weight of the machine ca. 24.000 kg dimensions 10130 x 8898 x 2328 mm Includes DORNER 2200 Series conveyor belt Operating hours: - Approx. 7,880 h Standard equipment: - Travelling ball-bearing tables - Linear magazine for tool stations and clamping jaws - 22 tool stations, 3 clamping jaws - Foot switch for closing the jaws - Flap for stamped parts 500 x 500 mm incl. sensor - Chip container - 2 good parts containers (stamping and laser side) - Initial fill of hydraulic oil - FocusLine - NitroLine - FastLine - Additional Xp and Yp axes - Ejection cylinder for laser parts - High-speed flap for laser parts 500 x 500 mm incl. sensor - Liftable laser cutting table - Liftable laser cutting table - Slag cone detection TRUMPF Laser: - CO2 laser TruFlow 2700 incl. LensLine and optimized StandBy - Maintenance-free turbo radial blower - High-frequency excitation - TASC laser control Cutting head: - Lens cutting head with 170 mm lens - Universal quick-change device (UTI) with bus connection - ControlLine Punching head: - Electro-hydraulic punching head - Hydraulic single-tool holder with 360° rotation - Programmable hold-down device (active/passive/re-adjustment) - Tool length compensation - Spray lubrication for punch - Punching scrap extraction - Level monitoring for thread forming and tool lubrication Control system: - Open control system based on Rexroth IndraMotion MTX - 15" TFT color screen - Teleservice via the Internet - Automatic shutdown - Production plan Data transfer Fgjdpfjy D T S Ujx Ahnec - USB interface - RJ45 network connection Safety: - CE marking - Dual-beam safety light curtains - Emergency stop

Condition: ready for operation (used), functionality: fully functional, The Alfra sheet metal punch is hydraulically operated. With the included sheet metal punches, a wide range of applications is possible. Included are the following sheet metal punches: - 125.0 x 125.0 mm - 92.0 x 92.0 mm - 92.0 x 92.0 mm - 45.5 x 45.5 mm - 22.2 x 22.2 mm - 46.0 x 92.0 mm - 46.0 x 92.0 mm Fgsdpfx Asy Hfnyehnjc - 46.0 x 92.0 mm - 35.0 x 85.5 mm - 35.0 x 65.0 mm - 31.2 x 68.5 mm - 35.0 x 52.0 mm - 80.5 mm round - 63.5 mm round - 47.0 mm round as well as various other accessories. The required hydraulic power unit is not included.

Condition: new, Year of construction: 2024, TP turret punch presses With Durma TP series punch presses, you can achieve top quality with precise and fast turret, improved hydraulics and 3 automatic index stations. With movable platen, part unloader, automatic clamps, Cad/Cam software and control unit, Durma turret punch presses are easy to use. With automation systems that increase both work safety and productivity, user safety is also increased while reducing wasted time. Punching force: 30 tons Working area: 3.000+R x 1.500 mm X-axis movement: 3.000+R mm (repositioning) Y-axis movement: 1.500 mm Y-axis speed: 60 m/min X-axis speed: 70 m/min speed combined X+Y: 92 m/min max. stroke rate (in 1 mm steps, 1 mm sheet thickness): 1,100 1/min max. stroke rate (in 25 mm steps, 1 mm sheet thickness): 325 1/min max. marking speed: 1.200 1/min. main cylinder stroke: 40 mm max. punching stroke: 25 mm max. cutting capacity with fixed tool station steel: 6 mm max. cutting capacity with fixed tool station NiRo: 3 mm max. cutting capacity with index station Stah: 3 mm max. cutting capacity with index station NiRo: 1,5 mm Tool changer (27 stations without tool and holder): 11 x A-station fix: 0,8-12,7 mm 11 x B-station fix: 12,8 - 31,7 mm 2 x C-station fixed: 31.8 - 50.8 mm 1 x D station fixed: 50.9 - 88.9 mm 3 x D-station index: 50.9 - 88.9 mm Fgodpsg Admfsfx Ahnjc Positioning accuracy: +/- 0.1 mm Repeating accuracy: +

Condition: like new (used), Ryazan Model PT295106 Deep Hole Borer x 4000mm Manufacturer Ryazan Model PT295106 Year 1985 Condition Used Stock Number 2850 Centre Height 550mm Solid Boring Capacity 200mm Max Boring Length 4000mm Fgodpfx Ahjxzp Rlsnsc Headstock Hollow spindle 500mm Headstock Spindle speeds 16-250 rpm Headstock drive 50/75kw Max boring length in front of headstock 3500mm Max boring length if using the 500mm hollow spindle 4000mm

Condition: excellent (used), Heidenrich & Harbeck B3 SB Deep Hole Borer 10,000mm Capacity, 4 off Steady Rests 2 off Boring Bar Dampers Swarf Tray & Baskets Fodpow U Uhksfx Ahnegc Tooling, Counter Rotation

Condition: used, Shearing/Punching Machine PEDDINGHAUS 210 SUPER 11 Throat depth: 305 mm Maxi punching capacity: 40 T Power: 3 kW Punching capacity: Ø 20 x 15 mm - Ø 90 x 5 mm (see abacus) Shearing capacities: (see abacus) Round shearing: Ø 34 mm Square shearing: 30 x 30 mm Angle shearing capacity: 100 x 10 mm 1 side for shearing/undercutting - 1 side for punching Delivered with some punches Fjdpjzbrprofx Ahnogc Voltage: 380 V Dimensions (L x W x H): 1400 x 1000 x 1800 mm Weight: approx 1,2 T

Condition: good (used), Year of construction: 2007, functionality: fully functional, drilling depth: 1,150 mm, overall weight: 12,000 kg, drill diameter: 32 mm, Heidenhain iTNC530 cnc control 12-fold tool changer Technische Daten / technical details: Wege: / travels: X-Achse längs (Tisch) / X-axis longitudinal (table) 1800 mm Fgedpfx Ahswcldaenoc Z-Achse quer (Ständer) / Z-axis cross (column) 1700 mm W-Achse quer (Bohreinheit) / W-axis cross (drilling unit) 1150 mm Y-Achse senkrecht (Bohreinheit) / Y-axis vertical (drilling unit) 1200 mm B-Achse (Rundtisch) / B-axis (rotary table) 360 ° A-Achse (Bohreinheit) / A-axis (drilling unit) -25 - +15 ° Bohrbereich-Tiefbohren (ELB): / drilling area-deep drilling (ELB): Durchmesserbereich / diameter range 6-32 mm max. mögliche Bohrtiefe / max. drilling depth 1150 mm Antriebsleistung / drive capacity 40 kW Gewicht der Maschine ca. / weight ca. 12000 kg Technische Daten, Zubehör und Beschreibung der Maschine sind unverbindlich - Technical data, accessories and description of the machine are not binding. For more technical details please look at the photos

Year of construction: 2025, condition: new, Hydraulic C-frame press (punch press) Year of manufacture: 2025 Capacity: 100 tons at 230 bar Control / key switch: 1. Manual setup mode without light sensor 2. Automatic (at full speed) with light sensor Main cylinder: Ø 230 mm Auxiliary cylinders: 2 x Ø 50 x 30 mm Auxiliary guide: 2 x Ø 50 mm Motor: 11 kW – 15 hp Pump: 16 cc – 23 liters / ASC – Helical gear pump Speed: Forward 110 mm/sec – Return 200 mm/sec Pressure phase: 9 mm/sec Installation height: 500 mm Fgsdpfjwag Riex Ahnoc Stroke length: 400 mm. Push plate: 750 x 600 mm. – with T-slots Table top: 750 x 600 mm. – with T-slots Table height: 850 mm. (Floor to table top edge) ----- Hydraulic accessories: Hydraulic control block & accessories: REXROTH Pressure adjustment via PLC. (20 – 100 tons) Speed adjustable via PLC. Air cooler Feed valve NG.63 Control accessories: Siemens S7-1200 Blsbjftg Sgsmmvyhwof Main control box Foldable control panel With side safety door (doors can be moved backwards) SICK 750 + 150 mm light sensors. Ruler for adjusting the stroke length 7" PLC screen – Siemens Movable two-hand control Alarm indicator for faults (light & sound) ----- • The press complies with the EN693 Machinery Directive • Hydraulic two-way valves • Dual-channel fused control system • Safety PLC – SICK • Operating instructions & parts list (German) • Warranty: 24 months ----- Oil capacity: 190 liters (Tank volume: 205 liters) Total weight: approx. 5,500 kg. Overall dimensions: 1300 x 2000 x 2750 mm. Delivery time: 2 - 3 weeks from stock. Paint finish: Light gray & dark gray The machine is available immediately in 2 - 3 weeks. Freight: approx. €2,000 from Konya to Germany

Condition: excellent (used), Year of construction: 2005, functionality: fully functional, The mortising machine is used to create the counterpart for the tenon. Fedpfx Aey Tmrtohnegc

Condition: good (used), functionality: fully functional, Year of construction: 2013, AVAILABLE FROM October 2026 Punching force: 220 kN Laser power in watts: 4000 Travel range - x: 2500 mm Travel range - y: 1250 mm Cutting capacity in structural steel: 8 mm Cutting capacity in stainless steel: 8 mm Cutting capacity in aluminum: 6 mm Workpiece weight: 280 kg Machine weight approx.: 24,000 kg Dimensions: 10130 x 8898 x 2328 mm Includes DORNER 2200 Series conveyor belt Operating hours: - Approx. 7,880 h Standard equipment: - Traveling ball-bearing tables - Linear magazine for tool stations and clamping jaws - 22 tool stations, 3 clamping jaws - Foot switch for closing the jaws - Flap for stamped parts 500 x 500 mm incl. sensor - Chip container - 2 good parts containers (stamping and laser side) - Initial fill of hydraulic oil - FocusLine - NitroLine - FastLine - Additional Xp and Yp axes - Ejection cylinder for laser parts - High-speed flap for laser parts 500 x 500 mm incl. sensor - Liftable laser cutting table - Slag cone detection Fsdpfjy Tm Dpox Ahnogc TRUMPF Laser: - CO2 laser TruFlow 2700 incl. LensLine and optimized StandBy - Maintenance-free turbo radial blower - High-frequency excitation - TASC laser control etc.

Condition: good (used), functionality: fully functional, Year of construction: 2000, Punching force, max.: 220 kN Sheet metal length: 2500 mm Sheet metal width: 1250 mm Laser power in watts: 3000 Sheet metal thickness: 8 mm Max. workpiece weight: 230 kg Machine weight, approx.: 23,000 kg Operating hours: Fjdoy Tl U Hepfx Ahnegc - Laser on-time: 87,583 h - Beam on-time: 13,564 h

Condition: used, functionality: fully functional, 1 hydraulic hole punch, manufacturer MUBEA, type HP 1000 / 760. Fsdpfsza S Hzex Ahnogc Year of manufacture 1991, punching force 100 tons. Includes punching slide for K 60-K260 and various tools, manually operated linear punching unit (grid rail 4 m), swiveling and with digital display, carriage clamping and foot switch. Dimensions L x W x H 1930 x 780 x 1980 mm. Overhang 760 mm. Working height 1135 mm. Hole diameter 40 mm in 22 mm. Stroke 0 - 70 strokes. Bdjbmm Avjtv Hzvj Eujc Stroke rate at full stroke 11 strokes. Drive power 8.5 kW. Weight 3800 kg. 3600 kg. Used, in working condition.

Condition: used, Single-column eccentric press RICHTER type PEKRS 80 Year of construction 1970 - overhaul 2024 Compressive force 80 ton. throat depth 350 mm Table size 900 x 650 mm Hole in the clamping table Ø 200 mm ram surface 700 x 500 mm Stroke rate 70 strokes/min. Stroke adjustment 6 - 100 mm Fgodoi Db Ibspfx Ahnoc ram adjustment 85 mm Installation height max. 400 Clamping pin bore Ø 50 mm Table height above floor 810 mm Motor power 8 kW Mains connection 400 Volt, 50 Hz - ORTLINGHAUS pneumatic clutch/brake combination - HERION XSz 32 press safety valve - Pneumatic ram compensation cylinder - Overload protection with breaker plate in ram - Central grease lubrication with hand pump Space requirement L x W x H 1800 x 1250 x 2830 mm Weight 5.7 tons Very good condition Technically overhauled and converted to the latest UVV with new electrics Control conversion in 05/2024 - suitable for manual insertion work - in accordance with DGUV Information 209-030 Press inspection and Machinery Directive 2006/42/EC Low Voltage Directive 2014/35/EU EN ISO 16092-1: Safety of machine tools - Presses - Part 1: General safety requirements EN ISO 16092-2: Machine tools - Safety of presses - Part 2: Mechanical presses - Control system with plain text error messages and diagnostic screen for rapid fault localization - New electrical cabinet, mounted on the side of the machine - completely based on SIEMENS, with PLC S7-1200 PROFIsafe and 7" TFT touch display - Two-hand control panel with emergency stop and engagement lock - el. foot switch - Cam switch unit with run monitor control - Stroke release via HERION XSz 32 press safety valve with pneumatic pressure compensator - New wiring of the machine - Updated operating instructions The machine is equipped with 6 operating modes: 1 = Set-up 2 = Single stroke two-handed 3 = Single stroke foot 4 = continuous run foot 5 = automatic continuous run 6 = reverse run

Condition: repair required (used), Machine number: 63882 Type / Model: 8LES pressing force: 22 t table: 900 x 450 mm punch width: 350 mm Installation height without / with support plate: mm Stroke: 8 to 150 mm Condition: Disassembled, needs to be assembled, not tested The cylinder holder of the machine was broken. Spare part was made - see also pictures. Price as-is, price after assembly on request. Fgsdpfx Asgd R Sgjhnsc