KD Tools KDT41890 6 Piece Oil Canister Socket Set Service Kit - .38 Drive 32mm Oil Filter Cap Wrench (KDT-3932). 27mm Oil Filter Cap Wrench (KDT-3933). 36mm Oil Filter Cap Wrench (KDT-3934). 24mm Oil Filter Cap Wrench (KDT-3935). 29mm Oil Filter Cap Wrench (KDT-3936).