Forgefix Tfcuwwsd55110h Techfast Timber To Steel Csk/Wing Screw No.5 Tip 5.5 X 110Mm Box 50

ForgeFix

Used for joining Timber to steel frame buildings No.5 drill tip for self-drilling light gauge steel up to 12.5mm Screw fitted with breakaway wings that create a clearance hole to protect thread from engaging timber when drilling through Breakaway wings will ream a hole then break-off when they contact the metal surface to be drilled Torx compatible insert for a higher transmission of power, Weight: 1.59173753164 Pounds, Manufacturer: ForgeFix