Drywall Screws Bugle Head Fine Thread Silver Phosphate 4.2 x 75mm ( Qty 500 )

Drywall Screws Bugle Head Fine Thread Silver Phosphate 4.2 x 75mm (Qty 500) by Owlett Jaton are a professional-grade plasterboard fixing solution engineered for securing drywall sheets to metal stud framing and timber battens. Supplied in a 500-screw trade box by Owlett Jaton (Hexstone Limited) — a trusted UK fastener manufacturer — these screws combine a hardened steel construction with a silver phosphate coating for reliable, consistent performance on site.

Key Features and Specifications

• Diameter: 4.2 mm
• Length: 75 mm
• Thread type: Fine thread — optimised for metal stud framing and thin-gauge steel sections
• Head style: Bugle head — seats to the correct depth without tearing or dimpling plasterboard paper
• Drive: Phillips No.2 recess for positive, cam-out-resistant driving
• Point: Sharp point for fast, clean penetration without pre-drilling
• Finish: Silver phosphate — provides corrosion inhibition in dry interior environments
• Material: Hardened carbon steel
• Partially threaded for improved clamping force
• Approval: CE approved
• Pack quantity: 500 screws per box
• Brand: Owlett Jaton (Hexstone Limited) — Unifix range

Applications

• Fixing plasterboard and drywall sheets to metal C-stud and U-track framing systems
• Securing plasterboard to timber stud walls and ceiling joists
• Partition wall construction and dry lining in residential and commercial interiors
• Ceiling board installation where a longer 75 mm screw is required for thicker board build-ups
• Suitable for use with cordless screwdrivers and drywall screwguns fitted with a Phillips No.2 bit

Why Choose This Product

The silver phosphate finish distinguishes this variant from standard black phosphate screws, offering a cleaner aesthetic where screw heads may remain visible before skimming. The fine thread profile delivers superior grip in metal stud applications compared to coarse-thread alternatives, while the bugle head geometry eliminates the risk of breaking through the board face — a critical quality control point on plastered finishes. Supplied in a 500-screw trade box, this pack offers excellent value for plasterers, drylining contractors, and serious DIY renovators tackling larger projects.

Delivery in and Around London

We deliver these Owlett Jaton drywall screws swiftly across London boroughs including Croydon, Lewisham, Southwark, Camden, and Hackney, as well as Greater London areas such as Enfield, Bexley, Redbridge, and Barnet. We also serve the surrounding counties of Kent, Essex, Surrey, and Hertfordshire. Trade quantities are welcome, and bulk orders can be accommodated — contact us for volume pricing. Standard and next-day delivery options are available; please check out for current lead times to your postcode.