Self-drilling Screw

Hot dipped galvanized with high durable protective triple coated, Self Tapping Screw (STS) Self Drilling Screw (SDS) to suit domestic and industrial roofing in customized colors matching your colorful roof
Use recommended fasteners only. Poor quality fasteners can damage the sheets in the long run as corrosion of the components may get transferred to color coated metal sheets.

For fixing SDS Screws

Use Torque adjustable electronic gun screw driver with a capacity of 500 w and @ 2000 - 2500 rpm.

The below dimensions indicated are approximate with the usual tolerance applicable

Crest fixing for Trap Profile < 0.80mm TCT	SDS CS 12G- 14 TPI x 55mm long DTSS
For Cladding Valley Fixing < 0.80mm TCT	SDS CS 12G- 14 TPI x 25mm long
For Corrugation < 0.60mm TCT	SDS CS 12G- 14 TPI x 45mm long or 55mm long
For Tile Roof	SDS CS 12G- 14 TPI x 20mm long
For overlap Fixing	SDS CS 12G- 14 TPI x 20mm long