Milwaukee® Lock Pin is designed for 1 1/8", 1 1/4" stroke Sawzall®, 1 1/8" stroke double insulated Sawzall®, 110 V & 18 V Sawzall®, OEM Equalizer® with rotating handle, Sawzall® reciprocating saws, 110 V Sawzall® reciprocating saw, M18™ Sawzall®, Sawzall® with rotating handles and 12 A orbital Sawzall®, M18 Fuel™ Sawzall®, 230 V Wurth® reciprocating saws.