The Hobsons T9PM9SS1214075 Hex Head Seal Screw (12-14 x 75mm) is a heavy-duty self-drilling fastener designed for secure metal-to-metal fixing in demanding construction applications. Featuring a Class 4 Scratchguard® coating and an integrated EPDM sealing washer, it delivers superior corrosion resistance and a reliable weatherproof seal for roofing, cladding and structural steelwork. The #12 gauge and 75mm length provide exceptional holding strength and deep penetration into thicker steel sections. Supplied in a convenient trade pack, it is the ideal choice for professional builders requiring long-lasting performance in harsh Australian conditions.