This is a formed metal tool for strength and durability. Fits replaceable screw‑on type canister oil filters wherever found on current Mercury/Mariner FourStroke outboards 9.9 thru 60 hp
For use on Mercury 9.9-60hp and 75-115hp 4-stroke engines (s/n: 1B366822 and below) (s/n: 2B094996 and above)