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Piasta® Drilling Screw | A2 Stainless Steel | Cone Slot H Drive | 50 PCS | by Wurth

BRAND: Wurth
SKU: 21183516
$61.60 List price: $77.50
50 PCS ($1.23 per PCS)
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Piasta® drilling screws are designed for efficient fastening in aluminum and steel substructures, featuring a durable A2 stainless steel construction and a cone slot H drive for secure fastening. With a unique drill tip that reduces assembly time by 50%, these self-tapping screws are perfect for aesthetic fittings in visible areas, ensuring a reliable hold without the need for additional sealing washers.

Product Name/Title: Piasta® Drilling Screw | A2 Stainless Steel | Cone Slot H Drive | 50 PCS | by Wurth

Brand: Wurth

SKU: 21183516

Alternatively Known As: Self-tapping drilling screw, Pan head drilling screw, Stainless steel drilling screw, Recessed head screw

Technical Specifications
  • Material: Bimetal (A2 stainless steel with hardened steel drill tip)
  • Surface: Flake zinc
  • Head type: Pan head
  • Drive type: Cone slot H (H2 internal drive)
  • Thread type: Self-tapping screw thread
  • Shape of tip: Drilling tip
  • Nominal diameter: 3.5 mm
  • Length: 16 mm
  • Head diameter: 7.5 mm
  • Head height: 2.7 mm
  • Drill tip length: 3.5 mm
  • Screw-thread length with drill tip: 15 mm
  • Min. recommended substructure thickness: 0.75 mm
  • Max. material thickness to be drilled through (metal): 2.5 mm
  • Max. substructure thickness: 1.5 mm
  • Attachment thickness range: 1-6 mm
  • Recommended installation speed: 1700-2500 rpm
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 2.7mm x 16mm x 7.5mm
  • Weight: 0.05 kg
Key Features
  • Made of A2 stainless steel with hardened steel drill tip
  • Cone slot H drive type for secure fastening
  • Drill tip reduces assembly time by at least 50%, enabling drilling without centre punching
  • Thread moulding and securing all in one operation
  • Self-tapping screw thread with pan head
  • RoHS-compliant
Professional Installation Requirements
  • Installation by a qualified professional is recommended to ensure proper fastening and safety compliance.
Applications
  • Fastening in aluminum and steel substructures
  • Aesthetic fittings in visible areas without additional sealing washer
  • Suitable for non-approved areas requiring durable fastening
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Made from stainless steel for durability and corrosion resistance, reducing replacement frequency
  • RoHS-compliant, ensuring reduced hazardous substances
Warranty Information

Standard manufacturer warranty applies. Please refer to Wurth warranty policy for details.

Available Now

Wurth piasta® drilling screws are available for immediate purchase, ideal for construction and industrial fastening applications.