Acute tri-lock threadform and shank. Enhanced dual-start with opposing thread gives an easy straight drive. Stick-tite recess for maximum grip between bit and screw. Zinc and yellow-passivated. Double Self-Countersunk with Underhead Ribs TS Thread System...

Multi-purpose screw with Net-Coat treatment to protect against corrosion. A twin and single thread in one. The twin offers an easy start whilst the single thread grips firmly in the timber. The high core strength means in will not snap on insertion and...

Corrosion-resistant coating for use in outdoor applications. Unique Tri-Lock thread form to allow flex. Case-hardened. Single thread for reduced wood split. Partial thread eliminates deck to joist parting during insertion. Double-Countersunk for a Smooth...