The STS 50mm Fibre Cement Board Screw offers less slip and a better connection to the driver each box comes with a Torx Bit. Can be used to secure Cement Boards, NoMorePly & Tile Backer Boards. When using with Insulated Tile Backer boards use with stainless steel washers to stop the screw going through the boards. Recommended to be used with the STS Nomoreply T&G Construction Boards 18mm & 22mm. Comes in boxes of 250.
Use in conjunction with Mega Strength Adhesive for that ultimate secured board.