EXCLUSIVE Otter Roofing & Cladding Timber Screws 14g x 90mm Pack of 25 Galvanised SKU: 231702 MODEL: TING14901 Error. try again later You've successfully joined the club $ 21 .76 pack of 25 Available on orders $50 to $1500.More info × Mitre 10 MSAvailable at Mitre 10 MEGA and selected Mitre 10 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.