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Pias® Drilling Screw | Round Head with Collar | AW Drive | Zinc-Flake Coated | @Pack of 50 | by Wurth
Pias® drilling screws are designed for efficient metal fastening with a round head and collar, featuring an AW drive for enhanced torque transmission. Ideal for construction and industrial applications, these self-tapping screws simplify installation by combining drilling, threading, and screwing in one step, ensuring a secure fit and reducing installation errors.
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Product Name/Title: Pias® Drilling Screw | Round Head with Collar | AW Drive | Zinc-Flake Coated | @Pack of 50 | by Wurth
Brand: Wurth
SKU: 21874216
Alternatively Known As: Self-tapping drilling screw, Pan head drilling screw, AW drive screw, Zinc-flake coated screw
Technical Specifications
- Material: Steel
- Surface: Flake zinc black
- Nominal diameter: 4.2 mm
- Length: 16 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 screw thread
- Thread design: Full thread
- Min. recommended substructure thickness: 1.5 mm
- Max. material thickness to be drilled through (metal): 3.5 mm
- Max. attachment thickness: 9 mm
- Recommended installation speed (idling): 1700-2500 rpm
- RoHS-compliant: Yes
- Dimensions (H x L x W): 2.9mm x 16mm x 11mm
- Weight: 0.02 kg
Key Features
- Steel construction with black zinc-flake coating (ZFBM) 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
- Full thread self-tapping screw design
- Fatigue-free screwing with optimum centring and better mounting output
- Even force distribution protects surface-protection coating
Professional Installation Requirements
- Installation should be performed using a suitable drill and AW20 compatible driver bit by a trained professional to ensure optimal fastening and avoid damage.
Applications
- Metal fastening and assembly
- Construction and building projects
- Sheet metal work
- Industrial manufacturing requiring self-tapping screws
Standards & Compliance
- Complies with AS/NZS 4785 – Self-tapping screws for metal
Environmental Benefits
- RoHS-compliant material reduces hazardous substances
- Durable coating extends product life reducing waste
- Efficient installation reduces energy and resource use
Warranty Information
Wurth offers standard manufacturer warranty covering defects in materials and workmanship.
Available Now
Wurth pias® drilling screws are available for immediate purchase, ideal for metal fastening in construction and industrial applications.
