Self drilling screws
Self drilling screws (roofing screw/tek screw)are designed with a drill point to cut through metal studs without pre-drilling a hole like self tapping screws. S-metal could offer head styles like PFH(phillips flat head),PBH(Phillips bugle head), PTH(Phillips truss head),PPH(Phillips pan head),HWH(Hex washer head) with drill-flute number #1-#5 which can drill max 12 mm(0,5 inch) of metal,we offer carbon steel and stainless steel self drilling screws for different purpose.
∎Hex head for metal to metal applications
∎Flat head for wood to metal applications
∎Winged reamer for wood over 12mm thickness
∎Bugle head for drywall/plywood to steel applications.