Kmart offers the Craftsman Universal Oil Filter Wrench, model no. 51121SA706, for $5.99. Choose in-store pickup to dodge the $5.99 shipping fee. That's $2 under our June mention, $7 off, and the lowest price we could find. This stainless steel wrench automatically tightens when torque is applied in either direction. It's compatible with filters from 2.5" to 4.75".