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Self-Tapping Screw Zinc Plated Steel Raised Countersunk Head Wurth
The self-tapping screw features a zinc-plated steel construction with a raised countersunk head, designed for efficient metal fastening and drilling applications.
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Technical Specifications
- Material: Steel
- Surface: Zinc plated (blue passivated A3K)
- Nominal diameter (d1): 3.9 mm
- Length (l1): 22 mm
- Head diameter (dk): 7.5 mm
- Head height (k1): 3.4 mm
- Drill tip length (lp): 3.1 mm
- Head type: Raised countersunk head
- Internal drive: AW20
- Thread type: Self-tapping screw thread
- Thread design: Full thread
- Shape of tip: Drilling tip
- Min. recommended substructure thickness: 1.5 mm
- Max. material thickness to be drilled through (metal): 3.0 mm
- Min./max. recommended installation speed (idling): 1700-2500 rpm
- RoHS-compliant: Yes
- Dimensions (H x L x W): 3.4mm x 22mm x 7.5mm
- Weight: 0.1 kg
Key Features
- Drilling, threading, and screwing-in combined in one work step for efficiency
- Exact drilling diameter minimizes thread tolerance for optimum connection
- Prevents installation errors with enhanced torque transmission and optimum centring
- AW drive system provides better mounting output and longer service life
- Even force distribution protects surface coating and improves corrosion resistance
Professional Installation Requirements
- Installation by a qualified professional is recommended to ensure correct torque and fastening performance.
Applications
- Metal fastening and drilling applications
- Construction and manufacturing requiring self-tapping screws
- Installation in metal substructures with thickness up to 3.0 mm
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- RoHS-compliant material ensures reduced hazardous substances
- Durable zinc plating extends product life reducing waste
Warranty Information
Wurth standard product warranty against manufacturing defects.
Available Now
The Wurth Zinc-Plated Steel Raised Countersunk Head Self-Tapping Screw with AW Drive is available for immediate purchase, ideal for metal fastening and construction applications.
