Corrosion-resistant, stainless steel tongue and groove board screws. Lost head allows the screw to be driven, without a pilot hole, into the tongue without splitting the board. Twin thread tip for a balanced and true start. Tri-Lock TS thread eliminates...

Hidden removable fixing for all tongue and groove flooring, including hard and softwoods and fibreboards. Tri-Lock TS thread won't split timber, won't loosen and requires no pilot hole. No more glues, nails or squeaky boards. Boards can be lifted without...

Corrosion-resistant, stainless steel tongue and groove board screws. Lost head allows the screw to be driven without a pilot hole and into the tongue without splitting the board. Features a twin thread tip, providing a balanced and true start. Tri-Lock...

Tongue-Tite Stainless steel Screw (Dia)3.5mm (L)49mm Pack of 200.This pack of Star drive recess countersunk head self drilling screws are constructed from a durable metal 49mm in length and come twin thread. They have tri-lock threadform and shank....