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ASSY 4 P CSMP Universal Screw | Zinc Plated | Countersunk Milling Pocket Head | RW Drive | @Pack of 500 | by Wurth
The ASSY 4 P CSMP universal screw is designed for optimal fastening in furniture and timber construction. Featuring a zinc-plated finish and a countersunk milling pocket head, this screw ensures a high tightening effect for gap-free wood-wood connections. Ideal for professional tradespeople, it offers enhanced power transmission and compatibility with previous AW drives, making it perfect for various applications.
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Product Name/Title: ASSY 4 P CSMP Universal Screw | Zinc Plated | Countersunk Milling Pocket Head | RW Drive | @Pack of 500 | by Wurth
Brand: Wurth
SKU: 19040440
Alternatively Known As: Wood screw, Partial thread screw, Zinc plated wood screw, Countersunk milling pocket head screw, RW drive screw
Technical Specifications
- Nominal diameter: 4 mm
- Length: 40 mm
- Thread length: 23 mm
- Head type: Countersunk milling pocket head
- Head diameter: 8 mm
- Head height: 2.5 mm
- Internal drive: RW20
- Thread type: Wood screw thread
- Thread design: Partial thread with underhead thread
- Shaft length: 6.0 mm
- Thread form: Coarse thread
- Core diameter: 2.5 mm
- Tip shape: Tip with hilltop milling cutter
- Tip angle: 28 degrees
- Material: Hardened steel
- Surface: Zinc plated
- Min/max screw-in angle: 0-90 degrees
- Suitable materials: Wood, derived timber products, softwood, plywood, hardwood, LVL, 3 layer board
- Suitable machines: Würth ABS 12-E, BS 12-A Power, BS 14-A Combi
- Screw requiring approval: Yes, ETA-11/0190
- RoHS-compliant: Yes
- Dimensions (H x L x W): 2.5mm x 40mm x 8mm
- Weight: 0.02 kg
Key Features
- Universal partial-thread screw with underhead thread
- High tightening effect for fast, gap-free fastening of wood-wood connections
- Ideal power transmission thanks to RW drive
- Larger contact area at the bit for more power
- Tight-fit recess and perfect bit fit for precise positioning and one-handed working
- Compatibility with previous AW drive
- No over-tightening or stripping with high feed
- Reinforced, asymmetrical thread flank geometry for higher power transmission in hardwoods
- Smooth thread start for optimized recessing and biting
- Dome-shaped milling elements in the tip reduce gap effect
- Friction-reduced thread rotation lowers screw-in force
Professional Installation Requirements
- Installation by a professional or experienced tradesperson is recommended to ensure correct fastening and compliance with structural requirements.
Applications
- Furniture construction
- Interior fitting
- Timber construction
- Press glueing
- Board doubling
- Cabinet making
- Casing
- Dowel fixing
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
Warranty Information
Warranty as per Wurth standard terms and conditions.
Available Now
The Wurth ASSY 4 P CSMP universal partial thread screw is available for immediate purchase, ideal for furniture and timber construction applications.
