EXCLUSIVE Otter Roofing & Cladding Timber Screws 12g x 50mm Pack of 1000 Galvanised SKU: 231693 MODEL: TING12506 Error. try again later You've successfully joined the club $ 197 pack of 1,000 Mitre 10 MAvailable at Mitre 10 MEGA stores. 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.