ForgeFix FORTFH63150 TechFast Metal Roofing to Timber Hex Screw T17 Gash Point 6.3 x 150mm Box 50 | Hand Tools & Accessories Screw has a rolled thread

Screw has a rolled thread with chemically blacked finish

ProSolve™ ProTherm Band suitable for use on both asphalt and concrete surfaces

Weight: 135g

Some blades have hexagon bolsters enabling extra power to be obtained by use of a spanner

ForgeFix FORTFH63150 TechFast Metal Roofing to Timber Hex Screw T17 Gash Point 6.3 x 150mm Box 50 | Hand Tools & Accessories Screw has a rolled threadForgefix TechFast Metal Roofing Panels to Timber Hex Screws are used to join metal roofing panels to timber frame buildings. They have a specially designed compression control thread to prevent damage and denting of panels. No pre drilling is required and the self drilling T17 Gash Point on screws makes for a rapid installation. The nails are fire and corrosion resistant, protected by Elementech corrosion resistant coating, salt spray tested to 1000