Zinc and blue-passivated and case-hardened. Tri-Lock threadform and shank incorporate the benefits of a single coarse thread with a twin thread start. Spiral point, part thread and under-head ribs for self-countersinking. Flush, neat fix will not work...

Designed to meet the latest developments in MDF board. Tri-Lock threadform and shank incorporates the benefits of a single coarse thread with a twin thread start on the same screw. Spiral point breaks through the hard, dense surface, allowing the twin...

Zinc and blue-passivated and case-hardened. For use with high density fibre boards. Tri-Lock threadform and shank incorporate the benefits of a single coarse thread with a twin thread start. Spiral point, part thread and under-head ribs for self-countersinking....

Yellow zinc finish and coarse thread. Ideal for any exterior wood-to-wood project such as decking, fencing, siding, docks and more. Suitable for both cordless and mains operated machines. Countersunk head. Multi-Head Countersinks Screw Head Flush Deep,...

Yellow zinc finish and coarse thread. Ideal for any exterior wood-to-wood project such as decking, fencing, siding, docks and more. Suitable for both cordless and mains operated machines. Countersunk head. Multi-Head Countersinks Screw Head Flush Deep,...

Yellow zinc finish and coarse thread. Ideal for any exterior wood-to-wood project such as decking, fencing, siding, docks and more. Suitable for both cordless and mains operated machines. Countersunk head. Multi-Head Countersinks Screw Head Flush Deep,...

Yellow zinc finish and coarse thread. Ideal for any exterior wood-to-wood project such as decking, fencing, siding, docks and more. Suitable for both cordless and mains operated machines. Countersunk head. Multi-Head Countersinks Screw Head Flush Deep,...

Designed to meet the latest developments in MDF board. Tri-Lock threadform and shank incorporates the benefits of a single coarse thread with a twin thread start on the same screw. Spiral point breaks through the hard, dense surface, allowing the twin...

Corrosion-resistant, stainless steel countersunk screws. Tri-Lock TS thread enables screw to be driven straight into a majority of applications, without the need to pilot. Small head ensures a neat, flush and hidden finish. Ideal for flooring, cladding,...

Self-countersinking, hardened steel wood screw with double reinforced collar for strength and prevention of snapping. Provides a clean, flush finish in hardwood, softwood, plywood, MDF, chipboard and sheet material. Locking thread prevents movement and...