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ASSY® 4 A2 CS Fittings Screw A2 Stainless Steel Full Thread Countersunk Head Variant-2 (@Pack of 500) Wurth

BRAND: Wurth
SKU: 18723025
$280.90 List price: $353.00
500 PCS ($0.56 per PCS)
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ASSY® 4 A2 CS fittings screws are crafted from high-quality A2 stainless steel, featuring a full thread design and countersunk head for seamless integration into
Technical Specifications
  • Nominal diameter: 3 mm
  • Length: 25 mm
  • Head type: Countersunk head
  • Head diameter: 5.9 mm
  • Head height: 1.9 mm
  • Internal drive: RW10
  • Thread type: Wood screw thread
  • Thread design: Full thread
  • Thread form: Single start thread
  • Thread length: 22 mm
  • Core diameter: 2 mm
  • Tip shape: Tip with hilltop milling cutter
  • Tip angle: 28 degrees
  • Material: Stainless steel A2
  • Surface finish: Plain
  • Screw-in angle range: 0-90 degrees
  • Product weight per item: 0.857 g
  • Suitable materials: Wood, derived timber products, softwood, board plywood (BSP), hardwood, LVL
  • Suitable machines: Würth BS 12-A Power
  • Approval: ETA-11/0190
  • Screw requiring approval: Yes
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 25mm x 25mm x 3mm
  • Weight: 0.000857 kg
Key Features
  • Made of high-quality austenitic A2 stainless steel with countersunk head
  • Full-thread wood screw thread design with single start thread
  • RW10 internal drive for ideal power transmission and fewer bit changes
  • Larger contact area at the bit for more power and stability
  • Tight-fit recess for precise positioning and one-handed working
  • Form-fitting connection to metal fittings or wooden products with high bulk density
  • Perfect fit of 90° head in fitting parts with metal countersinks
  • Pulls together without head milling due to lack of milling elements below the head
  • Higher breaking torque and power transmission in hardwoods due to reinforced asymmetrical thread flank geometry
  • Smooth thread start ensures optimized recessing and biting of the screw
  • Reduced splitting effect due to displacement effect of dome-shaped milling elements in the tip
  • Friction-reduced thread rotation reduces screw-in force
  • Non-magnetic and non-rusting A2 stainless steel suitable for outdoor weather-exposed wood connections
Professional Installation Requirements
  • Professional installation recommended to ensure correct screw selection and secure fixing, especially for structural woodwork and outdoor applications.
Applications
  • Façades
  • Terrace
  • Fence
  • Structural woodwork
  • Wet areas
  • Balcony
  • Board walk
  • Play equipment
  • Outdoors
Standards & Compliance
  • AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Made from corrosion-resistant stainless steel for long-lasting durability reducing replacement waste
  • Suitable for outdoor use minimizing environmental impact from frequent repairs
  • RoHS-compliant ensuring reduced hazardous substances
Warranty Information

Wurth provides warranty coverage against manufacturing defects as per company policy.

Available Now

Wurth ASSY® 4 A2 CS stainless steel full thread countersunk head screws are available for immediate purchase. Ideal for outdoor wood fixing applications requiring corrosion resistance and high durability.