EXCLUSIVE Otter Chipboard Screws 8g x 20mm Pack of 100 SKU: 231750 MODEL: CHES08203 Error. try again later You've successfully joined the club $ 12 .79 pack of 100 Mitre 10 Variants Suitable for outdoor use fixing to timber. Countersunk self-embedding head. Self-drilling needle point. 304 grade stainless steel. Features and benefits Coarse thread. Needle point.