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

BRAND: Wurth
SKU: 21184216
$57.60 List price: $72.40
50 PCS ($1.15 per PCS)
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The piasta® drilling screw features a hardened A2 stainless steel construction and a cone slot H drive for efficient installation. Ideal for fastening in aluminum and steel substructures, this self-tapping screw reduces assembly time by at least 50% with its innovative drill tip, making it perfect for construction and industrial applications.

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

Brand: Wurth

SKU: 21184216

Alternatively Known As: Self-tapping drilling screw, Stainless steel drill screw, Round head screw with drill tip, Cone slot screw

Technical Specifications
  • Material: Bimetal
  • Surface: Flake zinc
  • RoHS-compliant: Yes
  • Head type: Pan head
  • Drive type: H (cone slot)
  • Thread type: Self-tapping screw thread
  • Shape of tip: Drilling tip
  • Underground compatibility: Steel, Aluminum
  • Nominal diameter: 4.2 mm
  • Length: 16 mm
  • Head diameter: 8.2 mm
  • Head height: 3 mm
  • Drill tip length: 4 mm
  • Screw-thread length with drill tip: 14.5 mm
  • Internal drive: H2
  • 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: 1.5-6 mm
  • Recommended installation speed (idling): 1700-2500 rpm
  • Dimensions (H x L x W): 3mm x 16mm x 8.2mm
  • Weight: 0.05 kg
Key Features
  • Made of A2 stainless steel with hardened steel drill tip
  • Shaped thread for secure fastening
  • Cone slot H drive type for efficient installation
  • Drill tip reduces assembly time by at least 50%, enabling drilling without centre punching
  • Thread moulding and securing all in one operation
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 requiring durable fastening
Standards & Compliance
  • Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
  • Made from stainless steel for corrosion resistance and long product life
  • Reduces assembly time, lowering energy consumption during installation
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.