The Cobra Razorspin self-drilling screw allows the fixing of exotic wood or class 4 CTB B+ treated wood decking boards onto aluminium joists.
Manufactured in A4 stainless steel (316 stainless steel), these screws are suitable for highly exposed environments such as the seaside.
Thanks to the self-drilling tip, there is no pre-drilling required for this screw be it in either aluminium or wood!
This screw is also suitable for wooden joists.
Screws available in 5x40mm and 5x50mm