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ASSY® 4 COMBI Timber Screw | Hexagon Head | Zinc Plated | 75 PCS | by Wurth
ASSY® 4 COMBI timber screws are designed for robust wood fastening, featuring a hexagon head and durable zinc plating. Ideal for timber panel construction and structural woodwork, these screws ensure high power transmission and reduced splitting, making them perfect for both professional and DIY applications.
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Product Name/Title: ASSY® 4 COMBI Timber Screw | Hexagon Head | Zinc Plated | 75 PCS | by Wurth
Brand: Wurth
SKU: 158780160
Alternatively Known As: Wood screws, Timber screws, Hex head wood screws, Zinc plated wood screws, Partial thread screws
Technical Specifications
- Nominal diameter: 8 mm
- Length: 160 mm
- Head type: Hexagon head
- Head height: 4.5 mm
- External drive: WS12
- Internal drive: RW40
- Thread type: Wood screw thread
- Thread design: Partial thread
- Design: With shaft
- Thread form: Coarse thread
- Thread length: 80 mm
- Material: Hardened steel
- Surface: Zinc plated
- Suitable materials: Wood, Derived timber product, Softwood, Board plywood (BSP), Hardwood, LVL
- Core diameter: 5.3 mm
- Tip shape: Tip with hilltop milling cutter
- Tip angle: 34 degrees
- Max screw-in angle: 90 degrees
- Min screw-in angle: 0 degrees
- RoHS-compliant: Yes
- Approval: ETA-11/0190
- Dimensions (H x L x W): 4.5mm x 160mm x 8mm
- Weight: 0.15 kg
Key Features
- Powerful partial-thread screw with shank reinforcement for wood-wood fastening with washer or precise 90° metal-wood fastening
- Ideal power transmission thanks to RW drive
- Larger contact area at the bit for more power
- Tight-fit recess and perfect bit fit for stability, one-handed working, and precise positioning
- Compatibility with previous AW drive
- Combination of hexagon and RW drive reduces force required when fastening
- Displacement milling effect of the milling shank reduces splitting
- High breaking torque minimizes risk of screw breakage
- Integration of milling shank into thread reduces risk of injury from metal chips
- High protection of application tools, no over-tightening or stripping
- Reinforced asymmetrical thread flank geometry for higher power transmission in hardwoods
- Smooth thread start ensures optimized recessing and biting
- Dome-shaped milling elements reduce splitting effect
Professional Installation Requirements
- Professional installation by a qualified tradesperson is recommended to ensure correct fastening and structural integrity.
Applications
- Element construction
- Timber panel construction
- Structural woodwork
- Metal wood connections
- Indoor dry or sheltered wood construction areas
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- RoHS-compliant ensuring reduced hazardous substances
- Durable zinc plating extends product life reducing waste
- Efficient fastening reduces material damage and waste
Warranty Information
Wurth provides a standard warranty against manufacturing defects; please refer to Wurth's official warranty policy for details.
Available Now
The Wurth ASSY® 4 COMBI timber screw Steel zinc plated partial thread hexagon head 75 PCS is available now for immediate purchase. Ideal for timber and metal-wood fastening in construction and structural woodwork.
