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Self-drilling and self-tapping stainless steel screws for fixing sheet material to timber or steel substrate. DIN 7504-K hex-head self-drillers cut their own pilot through metal up to about 3mm. DIN 7981-C pan-head and DIN 7982-C countersunk self-tappers handle thinner sheet, trim and cladding panels.
All available in A2 (304) for standard installations and A4 (316) for coastal roofs, marine cladding or any roof that sits within range of salt air. Free next-day UK delivery, every order.