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ASSY®plus 4 CSMR 60 FLOOR Flooring Screw | Hardened Zinc-Plated Steel | Full Thread Countersunk Milling Head 60° | @Pack of 500 | by Wurth

BRAND: Wurth
SKU: 178684035
$139.40 List price: $175.20
500 PCS ($0.28 per PCS)
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ASSY®plus 4 CSMR 60 FLOOR flooring screws are designed for optimal fastening in furniture assembly and interior fitting. Made from hardened zinc-plated steel, these screws feature a full thread and a 60° countersunk milling head, ensuring gap-free fastening without pre-drilling. Ideal for professionals, they provide excellent anchoring in various wood types, making them perfect for structural applications.

Product Name/Title: ASSY®plus 4 CSMR 60 FLOOR Flooring Screw | Hardened Zinc-Plated Steel | Full Thread Countersunk Milling Head 60° | @Pack of 500 | by Wurth

Brand: Wurth

SKU: 178684035

Alternatively Known As: Flooring screw, Wood screw, Countersunk screw, Milling head screw, RW20 drive screw

Technical Specifications
  • Nominal diameter: 4 mm
  • Length: 35 mm
  • Thread length: 26 mm
  • Screw-thread length with drill tip: 29.5 mm
  • Head type: Countersunk head 60° with milling ribs
  • Head diameter: 7 mm
  • Head height: 4.2 mm
  • Internal drive: RW20
  • Thread type: Wood screw thread, full thread, single start
  • Core diameter: 2.5 mm
  • Shape of tip: Drilling tip
  • Material: Hardened steel
  • Surface: Zinc plated
  • Max screw-in angle: 90°
  • Min screw-in angle: 0°
  • Suitable materials: Board ply wood, wood, derived timber products, hardwood, LVL, softwood, construction timber, OSB, chipboard, solid wood panel
  • Product weight per item: 2.078 g
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 4.2mm x 35mm x 7mm
  • Weight: 1.04 kg
Key Features
  • Full thread wood screw with small 60° countersunk milling head
  • Suitable for gap-free fastening close to edges without pre-drilling of tongue and groove floorboards or panels (OSB, chipboards)
  • Ideal power transmission with RW20 drive
  • Larger contact area at the bit for more power and stability
  • Tight-fit recess for precise positioning and fewer bit changes
  • Advanced centring drill tip for clean drilling without chipping
  • High milling performance due to milling ribs at the countersunk head
  • Asymmetrical single thread for maximum screw connection reliability
  • Easy countersinking in hardwood, softwood, and high knot content wood
  • Reduced splitting of components during screw immersion
  • Optimal matching of drill tip and thread geometry
  • Excellent anchoring in wood due to asymmetrical thread flanks
Professional Installation Requirements
  • Professional installation recommended for optimal fastening performance and safety, especially in structural applications.
Applications
  • Furniture assembly
  • Cabinet making
  • Store construction
  • Exhibition stand construction
  • Interior fitting
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 details available upon request from Wurth; product is ETA-11/0190 approved.

Available Now

The Wurth ASSY®plus 4 CSMR 60 FLOOR flooring screw is available for immediate purchase, ideal for furniture, cabinet, and interior fitting applications.