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ASSY®plus 4 CS Universal Screw | Hardened Zinc-Plated Steel | Full Thread Countersunk Head | @Pack of 1000 | by Wurth
ASSY®plus 4 CS universal screws are designed for reliable fastening with a hardened zinc-plated steel construction and full thread countersunk head. Ideal for interior fitting, cabinet construction, and furniture assembly, these screws ensure optimal power transmission and precise positioning, making them perfect for both professionals and DIY enthusiasts.
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Product Name/Title: ASSY®plus 4 CS Universal Screw | Hardened Zinc-Plated Steel | Full Thread Countersunk Head | @Pack of 1000 | by Wurth
Brand: Wurth
SKU: 178043525
Alternatively Known As: Universal wood screw, Countersunk head screw, Zinc plated wood screw, Full thread wood screw, RW drive screw
Technical Specifications
- Nominal diameter: 3.5 mm
- Length: 25 mm
- Thread length: 18 mm
- Screw-thread length with drill tip: 22.5 mm
- Head type: Countersunk head
- Head diameter: 6.9 mm
- Head height: 2.1 mm
- Internal drive: RW20
- Thread type: Wood screw thread
- Thread design: Full thread
- Thread form: Single start thread
- Core diameter: 2.1 mm
- Shape of tip: Drilling tip
- Material: Hardened steel
- Surface: Zinc plated
- Max screw-in angle: 90 degrees
- Min screw-in angle: 0 degrees
- Suitable materials: Board ply wood (BSP), Wood, Derived timber product, Hardwood, LVL, Softwood, Construction timber (KVH)
- Approval: ETA-11/0190
- Product weight per item: 1.159 g
- RoHS-compliant: Yes
- Dimensions (H x L x W): 2.1mm x 25mm x 6.9mm
- Weight: 1.16 kg
Key Features
- Full threaded screw with raised countersunk head and restraining ribs for gap-free fastening close to edges
- Suitable for mounting metal fittings to timber windows without pre-drilling
- Ideal power transmission thanks to RW drive
- Larger contact area at the bit for more power
- One-handed working and precise positioning due to tight-fit recess
- Compatibility with previous AW drive
- Advanced centring drill tip for precise positioning and clean drilling
- Maximum drilling performance with drilling cutting edges similar to Forstner bits
- Centring pin prevents slipping on hard surfaces
- Gentle start of thread for quick screwing
- Form-fitting connection to metal fittings or wooden products with high bulk density
- Perfect fit of 90° head in fitting parts with metal countersinks
- Pulls together without head milling due to lack of milling elements below the head
- Asymmetrical single thread for maximum reliability
- Optimal matching of drill tip and thread geometry
- Excellent anchoring in wood due to asymmetrical thread flanks
Professional Installation Requirements
- Installation by a professional or experienced tradesperson is recommended to ensure proper fastening and structural integrity.
Applications
- Interior fitting
- Cabinet construction
- Store construction
- Exhibition stand construction
- Furniture assembly
Standards & Compliance
- AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- RoHS-compliant ensuring reduced hazardous substances
- Durable hardened steel construction extends product life reducing waste
Warranty Information
Comes with Wurth's standard product warranty. Please refer to Wurth for detailed warranty terms.
Available Now
Available for immediate purchase, ideal for interior fitting, cabinetry, furniture, and exhibition stand construction.
