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Christmas/New Year Delay Notice: Many suppliers are closed 22 Dec – 15 Jan. Some orders may experience delays.
Christmas/New Year Delay Notice: Many suppliers are closed 22 Dec – 15 Jan. Some orders may experience delays.
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Pias® Drilling Screw | Galvanised Steel | AW Drive System | 50 PCS | by Wurth

BRAND: Wurth
SKU: 21814219
$12.20 List price: $15.40
50 PCS ($0.24 per PCS)
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Pias® drilling screws are designed for efficient metal fastening with a galvanised steel construction and an AW drive system for enhanced torque. Ideal for construction and manufacturing, these self-tapping screws simplify installation in thin metal sheets up to 3.5 mm thick, ensuring durability and reliability in every application.
Technical Specifications
  • Material: Steel
  • Surface: Zinc plated (blue passivated A3K)
  • Nominal diameter: 4.2 mm
  • Length: 19 mm
  • Head diameter: 11.0 mm
  • Head height: 2.9 mm
  • Drill tip length: 3.7 mm
  • Head type: Pan head with collar
  • Internal drive: AW20
  • Thread type: Self-tapping full thread
  • Min. recommended substructure thickness: 1.5 mm
  • Max. material thickness to be drilled through (metal): 3.5 mm
  • Max. attachment thickness: 12 mm
  • Recommended installation speed (idling): 1700-2500 rpm
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 2.9mm x 19mm x 4.2mm
  • Weight: 0.02 kg
Key Features
  • Galvanised steel with blue passivated (A3K) surface for corrosion resistance
  • AW drive system for enhanced torque transmission and longer service life
  • Drilling, threading, and screwing-in all in one step to reduce time and effort
  • Exact drilling diameter minimizes thread tolerance and prevents installation errors
  • Pressed-on flange reduces surface pressure to prevent stress cracks
  • Even force distribution protects surface-protection coating
Professional Installation Requirements
  • Installation by a professional or experienced technician is recommended to ensure correct torque and avoid damage.
Applications
  • Metal fastening and assembly
  • Construction and manufacturing requiring self-tapping screws
  • Installation in thin metal sheets up to 3.5 mm thickness
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • RoHS-compliant ensuring reduced hazardous substances
  • Durable corrosion-resistant coating extends product life reducing waste
Warranty Information

Warranty against manufacturing defects as per Wurth standard terms.

Available Now

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