Used for stitching two metal roofing sheets together without the need to pre-drill a hole (Max. 1.6mm). Self-drilling point and tapered shank, with a washered hexagon head.
TIMCO Metal Construction Stitching Screws - For Sheet to Sheet - Hex - EPDM Washer - Bi-Metal - Exterior - Silver Organic - 6.3mm x 22mm - Box of 100
Code: 735-07-47T