oil changing tools oil filter cup wrenches · each tool acts like a socket to remove hard-to-reach or stubborn oil filters · largest size range available all 100 usa-made · specific sizes for popular import oem and replacement filters · available in reinforced composite material or steel with rust-resistant powdercoat finish · use with 3/8 drive or with extensions to reach difficult filters protects mechanic from hot oil contact · will not crush filter can or cause oil spillage and cleanup expense · extensive application charts available composite wrenches · glass reinforced engineered composite ...