EXCLUSIVE Otter Roofing & Cladding Timber Screws 14g x 100mm Pack of 25 Galvanised SKU: 231699 MODEL: TING141001 Error. try again later You've successfully joined the club $ 22 .76 pack of 25 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.