Compatible With: 3/8 Standard Milwaukee Type Impact Wrench, Meet-Oem Standard, 1/2 Standard Milwaukee Type Impact Wrench, Meet-Oem Standard Package Includes: 6 Sets 1/2 & 6 Sets3/8 Impact Wrench Retainer rings & O-ring and 1Pc Anvil Retaining Ring Install Tool Impact Wrench 5 SETS OF Pneumatic Socket Retainer Rings 12 38 1in O P 1125891 How to Install New O-Ring: Place retaining ring into install tool recess, Insert anvil into retaining ring at a 45°Push and bring the anvil perpendicular. Impact Ring And Lock Kit Impact Wrench Socket 20 Pcs Set 1/2'' Electric Power Tool Hex Socket Set Impact Wrench Adapter I3581477727 Hog Rings 1/2" Square Drive Socket Retainer Rings With O-ring. This Kit Will Fit Most Major Brands Of Electric And Pneumatic Wrenches With ½" Square Drive 【Product Description:】 Electric Wrench/Pneumatic Wrench are suitable for this kit to fix the impact sleeve Retaining rings made of hardened carbon steel resist wear and impact; O-rings crafted from heat-resistant rubber provide a tight seal, preventing cracks even under heavy use. Engineered For Durability, The 1/2 And 3/8 Impact Retaining Ring Includes An O-Ring For Enhanced Friction, Making It Ideal For Use With 3/8 And 1/2 Impact...