Used Autosplice Cable Manufacturing Machine for sale (87,325)

Condition: ready for operation (used), Year of construction: 2004, functionality: fully functional, Schleuniger UniStrip 2100 – Automatic Wire Stripping Machine For sale is a Schleuniger UniStrip 2100 automatic wire stripping machine. The machine is in very good working condition and fully operational. All functions operate correctly, and the machine is ready for immediate use. Technical details: Manufacturer: Schleuniger AG Isdpfsz A D Thox Afhsbb Model: UniStrip 2100 / US 2100 Serial No.: 1770-2004 Power supply: 24 VDC Power consumption: 41 W Made in Switzerland CE certified Condition: Used Functionality: Fully functional The machine can be inspected and tested before purchase. Price: €1,000 Location: Hungary

Condition: ready for operation (used), Year of construction: 2006, functionality: fully functional, machine/vehicle number: 235.1068, Title: Komax Kappa 235 Automatic Wire Cutting and Stripping Machine – 2006 Iedpozzpxcefx Afhsbb Description: For sale: Komax Kappa 235 automatic wire cutting and stripping machine, manufactured in 2006. The machine is suitable for cutting and stripping a wide range of cables and wires. Technical specifications: Manufacturer: Komax Model: Kappa 235 Year of manufacture: 2006 Voltage: 115/230 V Wire cross-section range: 0.22–35 mm² Flat cable processing: up to 40 mm width RS232 interface Cutting and stripping functions Extensive accessories and spare parts are included: Numerous cutting and stripping blades / knife sets V-blades Various blade holders Elastomer feed rollers Additional steel knurled feed roller set Various cable guides Guide tubes Inner-wire stripping unit Length measuring unit Additional mechanical parts and accessories Various original Komax spare parts A considerable quantity of tooling, blades, rollers, and spare parts is supplied with the machine, as shown in the photos.

Condition: used, Year of construction: 2012, functionality: fully functional, For sale: Autosplice ACS 2000 Global Splice System, an industrial wire processing/splicing machine. Professional equipment for the series production of electrical wires and connections. The machine uses Autosplice Spliceband technology for creating various wire and component connections. Technical specifications: Manufacturer: Autosplice Europe GmbH Model: ACS 2000 Year of manufacture: 2012 Serial number: 110000450 Power supply: 230 V / 50 Hz Power consumption: 2 A Required compressed air: 6 bar / 87 PSI Weight: 51 kg CE marking The machine is used and is in the condition shown in the pictures. Ijdpjzx Edpofx Afhobb Inspection and testing can be carried out while the machine is powered on. Location: 5720 Sarkad, Hungary. Sold by a company, with invoice. For further information, please contact us.

Year of construction: 2025, condition: like new (used), functionality: fully functional, Manufacturer: Metzner Maschinenbau Year of manufacture: 03/21/2025 AM 3800 wire stripping machine Automatic cable assembly machine for cutting to length and stripping cables, stranded wires, and solid wires up to 20 mm in diameter and 70 mm² cable cross-section Technical features & advantages: - Double-knife cutting head as standard, i.e. superior - Outstanding cutting force for cables up to 70 mm² - Exceptional stripping force and, at the same time, gentle handling of the cable thanks to belt feed with support roller - Standard with PC software for controlling an ink-jet printer or processing complex sequences and cable lists; i.e. standard-equipped to meet all requirements without additional costs - Clear and user-friendly operation with 15" touchscreen FHD display - Program memory with cable library for instant availability of Ijdpfx Afjz Dat Tohjbb recurring orders - Consistently designed for a wide range of applications - Robust construction for continuous industrial use - Pneumatic clamping pressure with automatic pressure control for gentle cable handling during transport and cable stripping - Excellent serviceability thanks to the fastest possible change of feed belts - Thanks to its modular design, the AM 3800 can be optimally adapted to specific requirements and expanded with additional modules Standard scope of supply: - Cable processing machine Metzner AM 3800 - 1 set of V-knives - 2 swiveling-pneumatic cable guides with quick-change guide sleeves - Power connection cable 2.0 m - Data storage with documentation, operating manual Performance data: - Cable cross-section stranded wire max. *): 70 mm² - Cable cross-section solid wire max. *): 16 mm² - Cable diameter max. *): 20 mm - Flat ribbon cables *): ≤ 18 mm width - Cable lengths: 20 mm - 999 m - Stripping length cable end: 200 mm - Stripping length cable end: 145 mm - Feed speed max.: 180 m/min - Shortest cable length: 70 mm - Material feed direction: left - right Material-dependent Technical data: - Electrical connection: 230V, 50/60 Hz - Compressed air connection: 6 bar - Dimensions (LxWxH): 695 x 880 x 485 mm (without screen) - Weight: 100 kg - Color: Housing RAL 7035 / RAL 5018 / RAL 7016 CE conformity: The AM 3800 meets all CE machine directives regarding mechanical and electrical safety as well as electro- magnetic compatibility. Incl. accessories: - Cable-specific guide sleeves - Blowing device - Various knife sets consisting of: - Infeed guide - Swivel tube - Outfeed guide Note: One guide set is required for each cable diameter. AM 38XX connection for ink-jet printer AM 38XX connection for feeder AM38XX connection for material discharge

Condition: used, Year of construction: 2016, The DT-250 series is a hot-bar/ACF bonding machine, intended for connecting flexible circuits, PCBs, and displays, among other applications. The DT-250 features a manually operated 2-position front/rear slide with approximately 200 mm of travel. Manufacturer: Unitek Eapro B.V., Helmond, Netherlands Type: ACF DT-250-GH Serial number: 0620905 Year of manufacture: 2006 Power supply: 230 V Current: 6.3 A Phase: 1-phase CE marking Type: ACF DT-250-GH Serial number: 0620905 Year of manufacture: 2006 Power supply: 230 V Current: 6.3 A Phase: 1-phase CE marking Property Specification Type DT-250 Technology Pulsed Heat / Hot Bar Application ACF bonding / heat-seal bonding / reflow Slide Manual, 2 positions Travel 200 mm Bonding head SH500 Maximum force 30–500 N Pneumatic operation Yes Air pressure 4–8 bar Thermode temperature up to approx. 600 °C Temperature control Uniflow pulsed heat Workpiece/fixture up to approx. 160 × 160 mm Ibodpozzau Uofx Afhsb

Condition: excellent (used), Year of construction: 2018, functionality: fully functional, wire diameter (max.): 10 mm, The BLM GROUP E-FLEX is a fully automatic, all-electric, single-head CNC wire-bending machine designed to produce complex 3D wire parts directly from a coil. Key Capabilities Iodpfx Aezu Auwjfhobb Full Automation: It processes wire directly from a spool, seamlessly performing inline operations like straightening, cutting, chamfering, and bending.Dual-Direction Bending: The bending head features a double turret capable of rotating both clockwise and counter-clockwise. This layout allows it to use multiple bending technologies simultaneously to avoid impossible geometries. Continuous Operation: Engineered with a small physical footprint and all-electric axes, it is optimized for non-stop, 24/7 industrial manufacturing. Technical Specifications The system is built to handle heavy production environments with the following configurations: Parameter Specification Bending CapacityUp to Ø 8 mm (with Wire R=900 N/mm²) or Ø 10 mm (with Wire R=500 N/mm²)Control System5 CNC axes Bending Angle0.1° to 240°Bending Radius 0.5 mm to Infinite Coiler Capacity Up to 1,500 kg Power Consumption22 kW maximum installed power (8 kW average drawn power)Machine Weight2,400 kg (5,291 lbs)

Condition: good (used), Year of construction: 2008, For sale is an injection molding machine from Krauss Maffei, type KM 110-380. The machine is in good to very good condition; all maintenance and inspections have been carried out. Technical data: Year of manufacture: 2008 Extended tie bars Pneumatic nozzle shut-off 2x hydraulic core pull 31,000 operating hours Cylinder diameter: 35 mm Clamping force: 1100 kN Mold opening force: 70 kN Euromap63 interface for version > 1-04-09 Nitrogen accumulator available Included components: Wedge shoes with screws and nuts Isdpjibyatsfx Afhobb Double-end wrench Declaration of conformity for the complete control cabinet Certificate USB memory stick Ejector coupling – mechanical, included in the control cabinet All prices are plus VAT. Machine buying and selling BUYING / SELLING PRODUCTION & METALWORKING MACHINES, AMONG OTHERS. Do you need a high-quality, but affordable, metalworking machine for your production? Or would you like to sell yours? For more information or to contact us, please visit our website.

Condition: good (used), functionality: fully functional, For sale is a used universal wire stapling machine, Speckbötel type FEN. This machine is particularly suitable for the production and assembly of wine crates, fruit crates, vegetable crates, and other wooden crates or wooden packaging. The staples are formed directly from the continuous wire feed from the reel within the machine. This makes the machine suitable for continuous operation in crate and packaging production. Technical data / features: Manufacturer: Speckbötel Type: FEN Manufacturing location: Hamburg Machine type: Universal wire stapling machine Design: Wire nailing machine / flat stapling machine Staple formation from continuous wire Isdjzymynspfx Afhobb Processing of wire from a reel Large work table Height-adjustable work area Handwheel for adjustment Heavy-duty and robust industrial design Suitable for the production or assembly of: Wine crates Fruit crates Vegetable crates Packaging crates other wooden crates and wooden packaging The machine is in used condition. Features and condition as shown in the photos. Transportation is possible for an additional charge! The machine is currently still at the customer's location but would be available shortly! The machine will be inspected before sale. For used machines with a year of manufacture of 2009 or earlier, the warranty is excluded when sold to commercial customers. Technical data and features may vary. Errors, prior sales, and changes are subject to change. All information without guarantee.

Year of construction: 2013, condition: good (used), industrial machine, K. Schulten KS AluKap DUO, designed for the production of armored roller shutters. The machine was manufactured in 2013. It has two automatically fillable containers for armor plating. Technical data: Ijdpez Dftlsfx Afhobb - Manufacturer: K. Schulten GmbH & Co. KG – Germany - Model: KS AluKap DUO - Year of manufacture: 2013 - Machine No.: K 0132 - Maximum armor width: 3500 mm - Minimum armor width: 500 mm - Power supply: 400 V / 50 Hz / 2.5 kW - Air consumption: approx. 160 l/min - Pressure of the pneumatic system: 8 bar - Weight: approx. 900 kg - CE marking Condition: used, good The machine is available for immediate pickup.

Condition: excellent (used), Year of construction: 2019, functionality: fully functional, machine/vehicle number: AA100264-11 / AA100264-12, travel distance X-axis: 2,000 mm, travel distance Y-axis: 920 mm, travel distance Z-axis: 635 mm, feed length X-axis: 2,000 mm, feed length Y-axis: 920 mm, feed length Z-axis: 635 mm, feed rate X-axis: 90 m/min, feed rate Y-axis: 60 m/min, feed rate Z-axis: 60 m/min, nominal power (apparent): 25 kVA, controller manufacturer: Siemens, controller model: 840 D, overall weight: 28,000 kg, spindle speed (min.): 20,000 rpm, spindle speed (max.): 20,000 rpm, spindle motor power: 25 W, number of spindles: 2, number of slots in tool magazine: 31, Equipment: chip conveyor, documentation/manual, BAZ and extrusion profile system for the production of car sill profiles consisting of: *Machining machines: - Anger machine SP2-X2000 (machine number AA100264-11) - Anger machine SP2-X2000 (machine number AA100264-12) - 2x coolant treatment units *Subassembly assembly (robot cell for sills): - Robot 1 KUKA KR120 R3200 PA - Gripper for robot 1 Ibodjyzh Ulepfx Afheb - Labeling station - Robot 2 KUKA KR120 R3500 - Gripper for robot 2 - Interface robot/machining center - Cleaning unit for components - Assembly machine, 2 lines - Robots 3 and 4 for handling - Drawer system with component inserts - Screwing station - Adhesive application station - Platform - Robot 5 - Gripper for robot 5 - Pallet placement station - Safety enclosure - Electrical control and integration Further information and videos available upon request.

Year of construction: 2026, condition: new, Cable Stripping Machine G.R.S. 3 + SALE: was 2.000,— € before - limited offer now! New Price: 1.200 € Technical Data: Dimensions: B/H/T 40 cm / 60 cm / 45 cm Weight: ca. 78 Kg Color: grey Speed: app. 18 Meter pro Minute Ibodpfx Afei Daxxshsb Engine: 230V / 3000W left/right Extras Emergency-off switch Fast and powerful cutting of various cable dimensions Stripping of cables with a cross section of 1 - 80 mm and an insulation thickness up to 20 mm. High-performance HSS steel blades are suitable for various types and thicknesses of cables and wires such as oil flex cables, underground cables, household cables, fire protection cables and other cables.

Condition: excellent (used), Year of construction: 1998, functionality: fully functional, machine/vehicle number: 2.7552.069, wire diameter (max.): 6 mm, power of the servo motor: 10,000 W, input voltage: 400 V, type of input current: three-phase, We are offering this very well-maintained Wafios BM 3 wire bending machine, manufactured in 1998, for sale. Ibedpfx Aszvdd Asfhsb A tool set for 3 - 6 mm is included. Complete documentation is available. The PC has already been replaced. We mainly produced 3D parts from 3 mm material – brochure holders in all variations. Experts know what happens when you maintain the speed after the third bend... distortion. Therefore, this machine operated at a maximum speed of 15%. If you have any questions or require further information, please feel free to send us a message or call us.

Condition: used, Year of construction: 1974, functionality: fully functional, machine/vehicle number: N32469, National double printing press M68, used, year 1974, Ijdowiuy Repfx Afhjbb

Condition: new, functionality: fully functional, Hydraulic alligator shear – 250 kN -> €4,400.00 Hydraulic alligator shear for professional cutting of metal and scrap. Robust steel construction, high cutting performance, and reliable continuous operation. With a maximum shearing force of 250 kN, a shearing frequency of 10–15 cuts/min, and a maximum blade opening of 160 mm. Shearing length 300 mm, drive power 5.5 kW. Ideal for scrap yards, recycling, metal processing, and industrial applications. Technical data: Shearing force: 250 kN Shearing frequency: 10–15 cuts/min Operating pressure: 15 MPa Blade opening: max. 160 mm Ijdpfx Afszx S Axohobb Shearing length: 300 mm Motor power: 5.5 kW Dimensions: 1,200 × 980 × 1,200 mm Cable stripping machine GM-918KOF Cable stripping machine GM-918KOF -> €1,390.00 High-performance cable stripping machine for efficient processing of copper and aluminum cables. The GM-918KOF impresses with its robust design, easy operation, and a processing speed of up to 30 m/min. Suitable for cable diameters from 1.5 to 50 mm. With a 3 kW motor and mobile design, it is ideal for workshops, scrap dealers, recycling plants, and electricians. Technical data: Performance: up to 30 m/min Motor power: 3 kW Cable diameter: 1.5–50 mm Dimensions: 700 × 560 × 860 mm Weight: 116 kg Cable stripping machine GM-120-2 Cable stripping machine GM-120-2 -> €2,600.00 Professional cable stripping machine for fast and clean processing of thick copper and aluminum cables. The GM-120-2 processes cables with a diameter of 1–120 mm and is particularly suitable for large quantities of cables and industrial applications. With a 2.2 kW drive and 9 + 2 blades, it enables efficient and precise cable processing. Technical data: Motor power: 2.2 kW Cable diameter: 1–120 mm Blades: 9 + 2 pieces Suitable for: Copper and aluminum cables Application: Recycling, scrap yards, cable processing, and industry

Condition: new, Year of construction: 2012, functionality: fully functional, machine/vehicle number: SB306, Equipment: 3rd hydraulic function, Cold forming machine, 3 dies, 3 blow, Essebi model SB 306, new, 2012, never used + with Schwer+Kopka system. Isdpsz A Umrjfx Afhobb Technical specifications: Wire diameter (500N/mm2): 2-8 mm Cut-off length: 4-80 mm Die ejection length: 4-60 mm Forming power: 40 T Main motor power: 20 kW Max. speed (pieces per minute): 280 Bush cutting: 28 mm Die hole diameter: 50 mm Punch diameter 1st: 32 mm Punch diameter 2nd: 38 mm Punch diameter 3rd: 42 mm Machine size: 350 x 200 x 200 cm Net weight: 7,000 kg

Condition: excellent (used), Year of construction: 2000, WAFIOS FMU 1 Includes: Reel Includes: Tools as shown in the photos Ibjdjzl T S Iopfx Afhsb The machine is powered and can be inspected by appointment.

Year of construction: 2005, condition: ready for operation (used), Three cable processing machines from a complete extrusion line are available. 1) Spindle pay-off Ka-Be-Ma AS400, spool flange diameter range: 140mm-400mm, min. core diameter: 90mm, max. spool width: 300mm, max. spool weight: 50kg, conductor diameter range: 0.1mm-1mm, max. pay-off speed: 600m/min, tensile force: 0.5N-20N, machine dimensions X/Y/Z: approx. 1200mm/1550mm/1450mm, weight: approx. 1000kg. 2) Cooling section Ka-Be-Ma T-KW-UKW-A-1,5, Zone 1: Process: immersion cooling, temperature range: 70°C-80°C, length: 2000mm. Zone 2: Process: spray cooling/deflection section, temperature: approx. 25°C. 3) Dual take-up Ka-Be-Ma DWST400-1, spool flange diameter range: 305mm-400mm, min. core diameter: 156mm, max. spool width: 282mm, conductor diameter range: 0.1mm-1mm, speed: 600m/min, tensile force range: 0.5N-1.5N, max. spool weight: 80kg, machine dimensions X/Y/Z: approx. 1200mm/1550mm/1450mm, weight: approx. 2200kg. Documentation available. An on-site inspection is possible. Ibjdpfx Asyxq Upjfheb

Year of construction: 2015, condition: ready for operation (used), A variety of semi-automatic and automatic window production machines is available. 1) Selecta BSS, year of construction: 1994, machine dimensions X/Y/Z: approx. 800mm/500mm/1200mm, weight: approx. 50kg. 2) Pneumatic press Urban, year of construction: 2011, operating pressure: 0.8MPa, air consumption: 4l/stroke, stroke: 20mm, machine dimensions X/Y/Z: approx. 850mm/850mm/1200mm, weight: approx. 130kg. 3) Pneumatic slot milling machine Hoffmann PU2-VH, year of construction: 2002, machine dimensions X/Y/Z: approx. 800mm/1200mm/1400mm, weight: approx. 200kg. 5) Selecta FC 106, year of construction: 1994, machine dimensions X/Y/Z: approx. 1000mm/800mm/1550mm, weight: approx. 50kg. 6) Wood and aluminum punching machine Batimet FOM, year of construction: 2004, machine dimensions X/Y/Z: approx. 1000mm/1100mm/1500mm, weight: approx. 60kg. 7) MLA M7 GLF 100, year of construction: 2015, power: 1.1kW, operating pressure: 7bar, machine dimensions X/Y/Z: approx. 750mm/850mm/1200mm, weight: approx. 50kg. 8) Machine dimensions X/Y/Z: approx. 400mm/400mm/1250mm, weight: approx. 50kg. 9) Wood and aluminum miter saw Hoffmann MS-35, year of construction: 2003, power: 2x18kW, machine dimensions X/Y/Z: approx. 1200mm/800mm/1500mm, weight: approx. 200kg. An on-site inspection is possible. Individual sale possible. Iodeucw Tijpfx Afhobb

Condition: used, Year of construction: 2015, Complete Wire Rebbar procesing eqipment for sale Quipment contains : 1. SCHNELL - BAR WISER PLUS - year 2006 2. OSCAM - TIP. LSX + DX EA 33 PLUS , year 2016 3. OSCAM - 89 c.e.e.r. , year 2025 4. OSCAM - ROBOT - SMART FUTURA 2M , year 2025 5. COMES - SAMI AUTOMATIC CAGE MACHINE - VEGA 3C – 1P3F – 4M2 , year 1999 6. CECCATO - AIR COMPRESSOR - CLS C 4 200 D , year 2016 7. SCHNELL - PRIMA 12 VG - year - 2006 8. SCHNELL - SMART 13 COIL , year 2016 9. SCHNELL - PRIMA 12 VG R , year 2005 Ibodpfx Afezy H H Ishsb 10. OSCAM - H SEL 50 T , year 1995 All machines in very good condition !!

Year of construction: 2026, condition: new, functionality: fully functional, New cable stripping machine for sale. Still in the original factory packaging. Iodpfezvl Dkex Afhjbb Can be inspected by appointment. Includes feed table as shown in the photos.

Year of construction: 2006, condition: refurbished (used), functionality: fully functional, We are offering this refurbished MG Recycling M_04772 cable granulator, manufactured in 2006. It underwent a major overhaul in 2024. New switchgear control cabinet, new knife sets. Wagner pre-shredder, type WS 15, manufactured in 2007, 15 kW. Feed conveyor, extraction system, and magnetic vibrating table, manufactured in 2021. Output: approximately 150 - 180 kg/hour, depending on the material. Location: Switzerland, 8260 Stein am Rhein. Asking price: EUR 59,000 (negotiable) If you have any questions or require further information, please feel free to send us a message or call us. Ijdpfoy D Ug Tsx Afhjbb

Condition: excellent (used), functionality: fully functional, Complete machinery set for sale, consisting of: Ibodpfozh Hw Aex Afhjb Holzher machinery set, like new (in operation since 06/2024), consisting of: Tectra 6120 Dynamic beam saw, automatic panel storage system Storemaster 5110 (approx. 12 x 18 m) Evolution 7450 vertical machining center Nextec 7705 nesting machining center Weinig Dimter Opticut S60 optimizing miter saw (year of manufacture 2009) including waste conveyor (new, in operation since 06/2024) Nestro dust extraction system (in operation since 06/2024) consisting of: filter tower 11 kW + 7.5 kW (15,000 m³/h) briquetting press shredder piping for all machines, various pipe diameters Mobile dust extraction unit Holzkraft RLA160 2x mobile dust extraction units ASA2553 or similar 2x Renner compressors, each 7.5 kW (1 of which is new and in operation since 06/2024) 1x Ayen multi-spindle drilling machine, custom-built, with a 2.5 m stop rail 1x Cesab B625 electric forklift, 2.5 tons (year of manufacture 2014) 2x electric high-lift pallet trucks, Toyota/BT (year of manufacture) 3x electric high-lift pallet trucks, Cesab, including initial lift (year of manufacture 2025) Various workbenches, templates, pallet racking, material trolleys, etc. BeA various nailers and staplers Various electric power tools, vacuum cleaners from Festool, Bosch Professional, etc. Benchtop drill press Stürmer Festool table saw Bosch large panel miter saw on stand EUR 530,000,- net (Total price EXW (ex works) for self-dismantling/collection) If you are seriously interested, pictures and details of the individual items can be provided.

Condition: good (used), BIHLER GRM100 multislide punching and forming machine, Made in Germany. Machine re-engineered in year 2010 originally by Bihler, updated with servo motor, pump, rewired, new control, etc. Equipped with 4x forming slides and 18 ton press station. Gripper feed on right-hand side with straightener. Max width of strip 100 mm. Max wire diameter 10 mm. Standard feed length 250 mm max. Max operating speed 135 strokes per minute approx. Servo motor. Touch screen control. Air clutch. Weight cca. 6000 kg. Power supply 400/480V, 50 Hz. Iodpfx Afspm H Hajhjbb On stock more Bruderer, Schaal, and Mabu high speed presses. Also Ideal flash butt welding machines.

Condition: good (used), Code: 0253 Brand: LARI E LARI - ITALY Model: FR 20 - TA - CE Standard Working center for milling and boring on wood or plastic and composite materials, wooden doors, window frames - CE Standard Technical data: X-axis working stroke 3250 mm Y-axis working stroke with 90° cutter 130 mm Z-axis working stroke with 0° cutter 290 mm Z-axis working stroke with 90° cutter 175 mm X-axis working speed mt/min 40 Y-axis working speed mt/min 30 Z-axis working speed mt/min 30 Hinge boring inserting unit: Male/Female Speed control inverter Probe Tool holder collet ER 25 Power of anuba head drilling electric spindle 2,2 Kw Anuba head inclination -10 +90° Electric spindle for milling: 2,7 Hp at 18,000 rpm Collet chuck ER 32 Variable speed via inverter Inclination from 0 to 90° for both vertical and horizontal machining Machine computer: numerical control - Windows XP operating system - color video - alphanumeric keyboard - USB port - interpolation Work table with 3 sliding clamps for locking workpieces Installed power 12 Kw Suction mouth diameter 120 mm Compressed air 7-8 bar Overall dimensions for transport mm 4100 x 1500 x 2100 h Machine weight 1400 kg Ibsdox A Hdxopfx Afhjb Electrical panel 250 kg

Condition: ready for operation (used), workpiece diameter (max.): 50 mm, Ready-to-use centerless with spare wheels, can be tested on site! Ibodpjyvn A Ssfx Afhsb