EXCLUSIVE Otter Hex Head Driver Bit 5/16inch x 65mm SKU: 231297 MODEL: DBHH516651 Error. try again later You've successfully joined the club $ 11 .76 each Mitre 10 Variants For use with power drills, impact drivers or hand operated in driver handle. Ensure you use the correct size or type of bit to avoid premature wear or breakage of driver bit or screw head. Features and benefits Bearing groove for quick change. High torque capacity.