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piasta® Drilling Screw | A2 Stainless Steel | Cone Slot H Drive | 50 PCS | by Wurth
The piasta® drilling screw features a hardened A2 stainless steel construction and a cone slot H drive for secure fastening. Ideal for fastening in aluminum and steel substructures, this self-tapping screw reduces assembly time by at least 50% with its efficient drill tip design. Perfect for construction and assembly applications, it ensures durability and compliance with structural requirements.
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Product Name/Title: piasta® Drilling Screw | A2 Stainless Steel | Cone Slot H Drive | 50 PCS | by Wurth
Brand: Wurth
SKU: 21184225
Alternatively Known As: Self-tapping drilling screw, Stainless steel drilling screw, Pan head screw with drill tip, Recessed head screw
Technical Specifications
- Material: Bimetal
- Surface: Flake zinc
- RoHS-compliant: Yes
- Head type: Pan head
- Drive type: Cone slot H (H2)
- Thread type: Self-tapping screw thread
- Shape of tip: Drilling tip
- Underground compatibility: Steel, Aluminum
- Nominal diameter: 4.2 mm
- Length: 25 mm
- Head diameter: 8.2 mm
- Head height: 3 mm
- Drill tip length: 4.5 mm
- Screw-thread length with drill tip: 23.5 mm
- Min. recommended substructure thickness: 1 mm
- Max. material thickness to be drilled through (metal): 3 mm
- Max. substructure thickness: 2 mm
- Attachment thickness range: 1.5-13.25 mm
- Recommended installation speed (idling): 1700-2500 rpm
- Dimensions (H x L x W): 3mm x 25mm x 8.2mm
- Weight: 0.1 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
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 and assembly applications requiring durable and efficient fastening.
