Milwaukee® Retaining Ring is designed for Sawzall® plus Sawzall® plus, cordless Sawzall®, Sawzall®, rotary hammers, cordless hatchet Sawzall®, corded hatchet Sawzall®, V28 Sawzall® reciprocating saw, Sawzall® reciprocating saws, hackzall, Sawzall® plus, super Sawzall® and super Sawzall®.