SCHNAP Logo

Making Trade Life Easy!
Trade Discount 20%

ASSY®plus 4 CSMP Universal Screw | Hardened Zinc-Plated Steel | Countersunk Head & Partial Thread | @Pack of 500 | by Wurth

BRAND: Wurth
SKU: 17811445
$159.50 List price: $200.50
500 PCS ($0.32 per PCS)
+
ASSY®plus 4 CSMP universal screws are designed for reliable fastening in wood applications, featuring a hardened zinc-plated steel construction and a countersunk head with milling pockets. Ideal for interior fittings, cabinet making, and furniture assembly, these screws ensure maximum power transmission and precise positioning without the need for pre-drilling.

Product Name/Title: ASSY®plus 4 CSMP Universal Screw | Hardened Zinc-Plated Steel | Countersunk Head & Partial Thread | @Pack of 500 | by Wurth

Brand: Wurth

SKU: 17811445

Alternatively Known As: Wood screws, Countersunk wood screws, Zinc plated wood screws, Partial thread screws, RW drive screws

Technical Specifications
  • Nominal diameter: 4 mm
  • Length: 45 mm
  • Thread length: 26 mm
  • Screw-thread length with drill tip: 29.5 mm
  • Head type: Countersunk head with milling pockets
  • Head diameter: 7.8 mm
  • Head height: 2.5 mm
  • Internal drive: RW20
  • Thread type: Wood screw thread
  • Thread design: Partial thread
  • Design: With shaft
  • Thread form: Single start thread
  • Core diameter: 2.5 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: 2.464 g
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 2.5mm x 45mm x 7.8mm
  • Weight: 0.0025 kg
Key Features
  • Universal partial thread with countersunk head and milling pockets
  • Suitable for gap-free attachment close to edges without pre-drilling in wood-wood connections
  • Ideal power transmission due to RW drive
  • Larger contact area at the bit for more power
  • Tight-fit recess for precise positioning and one-handed working
  • Compatibility with previous AW drive
  • Advanced centring drill tip for precise positioning and clean drilling without chipping
  • Maximum drilling performance with through drilling cutting edges similar to Forstner bits
  • Centring pin prevents slipping on hard surfaces
  • Gentle thread start for quick screwing
  • Optimised milling pockets for easy countersinking and no chipping in coated chipboards
  • Perfect fit of 90° head in metal countersinks
  • Asymmetrical single thread for maximum reliability and excellent anchoring in wood
  • Hardened steel material with zinc plating for durability
Professional Installation Requirements
  • Installation by a professional or experienced tradesperson is recommended to ensure proper fastening and structural integrity.
Applications
  • Interior fitting
  • Cabinet making
  • Store construction
  • Exhibition stand construction
  • Furniture assembly
Standards & Compliance
  • Complies with 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

Warranty as per Wurth standard terms and conditions.

Available Now

Wurth ASSY®plus 4 CSMP universal screws are available for immediate purchase, ideal for interior wood fittings and furniture construction.