4.0 x 50mm Countersunk Zinc Yellow Passivated Woodscrew

Summary

A 4.0 x 50mm countersunk woodscrew with a zinc yellow passivated finish, suitable for general timber fixing and joinery applications. The corrosion-resistant coating makes it appropriate for use in both internal and moderately demanding environments. Ideal for tradespeople and builders requiring a reliable, cost-effective fixing solution.

Features

• Countersunk head profile sits flush with the surface for a neat, professional finish.
• Zinc yellow passivated coating provides enhanced corrosion resistance compared to standard bright zinc plated fixings.
• 4.0mm diameter offers excellent holding strength in timber and engineered wood substrates.
• 50mm length provides a deep, secure fixing suitable for structural and general joinery applications.
• Suitable for use with a Pozidriv or Phillips screwdriver bit for quick and consistent driving.
• Compatible with softwood, hardwood, and sheet timber materials.
• Single-thread or twin-thread design (typical for this size) promotes fast, easy insertion with reduced torque.

Specifications

• Diameter: 4.0mm
• Length: 50mm
• Head Type: Countersunk
• Drive Type: Pozidriv / Phillips
• Finish: Zinc Yellow Passivated
• Material: Steel
• Application: General timber / woodworking

What's Included

• 4.0 x 50mm Countersunk Zinc Yellow Passivated Woodscrews (quantity as per pack selected)