EXCLUSIVE Otter Roofing & Cladding Timber Screws 14g x 75mm Pack of 5 Galvanised SKU: 231701 MODEL: TING1475P Error. try again later You've successfully joined the club $ 5 .20 pack of 5 Mitre 10 Variants Suitable for outdoor use fixing to timber. Mechanical galvanising to class 3. Features and benefits Hex flanged head with EDPM washer. Self-drilling type 17 point. Coarse thread for use in lighter density materials.