Sealey oil filter wrench claw type 63 120mm capacity 3 8 1 2 sq drive sealey ak643 satin chrome finish steel construction with 3 8in 1 2in square drive also suitable for use with a 21mm 13 16in spanner claws grip filter tighter as more torque is applied to wrench sealey ak643 oil filter wrench claw type 63 120mm capacity 3 8 and 1 2 sq drive