TIMCO Self-Drilling Light Section A2 Stainless Steel Bi-Metal Screws - 5.5 x 38 Box OF 100 - BML38

TIMCO Self-Drilling Light Section A2 Stainless Steel Bi-Metal Screws - 5.5 x 38

Hex head self-drilling screws, for joining roofing sheets to light section steel (Max. 5.0mm) without the need to pre-drill a hole.
Hex Screw S/DRILL No3 BIMET

Hardened carbon steel drill tip fused on to an A2-304 Austenitic Stainless Steel body