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

BRAND: Wurth
SKU: 21184238
$84.30 List price: $106.00
50 PCS ($1.69 per PCS)
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The piasta® drilling screw features a durable A2 stainless steel construction with a hardened steel drill tip, making it ideal for fastening in aluminum and steel substructures. With its cone slot H drive type, this self-tapping screw ensures secure fastening while reducing assembly time by at least 50%. Perfect for construction and assembly applications, it offers a reliable solution without the need for center punching.

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

Brand: Wurth

SKU: 21184238

Alternatively Known As: Self-tapping drilling screw, pan head screw, recessed head screw, stainless steel drilling 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: 4.2 mm
  • Length: 38 mm
  • Head diameter: 8.2 mm
  • Head height: 3 mm
  • Drill tip length: 4.5 mm
  • Screw-thread length with drill tip: 36.5 mm
  • Min. recommended substructure thickness: 1 mm
  • Max. material thickness to be drilled through (metal): 3 mm
  • Max. substructure thickness: 2 mm
  • Min./max. attachment thickness: 1.5-26 mm
  • Recommended installation speed (idling): 1700-2500 rpm
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 3mm x 38mm x 8.2mm
  • 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%
  • Drilling without centre punching, thread moulding, and securing 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 compliance with structural requirements.
Applications
  • Fastening in aluminum and steel substructures
  • Aesthetic fittings in visible areas without additional sealing washer
  • Suitable for non-approved areas in construction and assembly
Standards & Compliance
  • Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
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, manufacturing, and assembly applications requiring durable and efficient fastening solutions.