(20+20 Sets) 1/2"& 3/8" Impact Wrench Retainer Ring & O-Ring Kit

This replacement kit includes impact wrench retainer rings, friction rings, O-rings and an anvil installation tool for impact wrench maintenance.The package contains 20 sets of 1/2 inch components and 20 sets of 3/8 inch components. Retainer rings adopt carbon steel material, and matched O-rings are made of rubber.These spare parts apply to standard 1/2 inch and 3/8 inch square drive electric impact wrenches and pneumatic impact wrenches.The matched anvil installation tool assists users in finishing ring installation. Place the retainer ring into the recess of the installation tool, insert the anvil at a 45-degree angle, then adjust the anvil to vertical position to complete assembly.This component set serves as replacement consumables for impact wrenches in auto repair workshops, machinery maintenance sites and home garages. It is used to fix loose sleeves during equipment operation.

• Dual-Size Component: This kit contains 20 sets of 1/2 inch retainer rings paired with O-rings and 20 sets of 3/8 inch retainer rings paired with O-rings and 2 anvil installation tool. One complete package supplies two commonly used specifications of replacement parts for impact wrench maintenance. Each set includes one retainer friction ring and one matching O-ring for assembly on tool anvils
• Wide Compatibility: The retainer ring and O-ring assemblies fit standard 1/2 inch and 3/8 inch square drive structures. The components can be installed on electric impact wrenches and pneumatic impact wrenches. The parts conform to standard dimensional specifications for direct replacement of worn components
• Included Anvil Installation Aid Tool: An anvil installation tool is supplied together with the replacement components to assist assembly work. Users may place the retainer ring inside the recess of the installation tool, insert the impact wrench anvil into the ring at a 45-degree angle, and shift the anvil to vertical orientation to finish installation. The auxiliary tool simplifies ring fitting operations
• Equipment Maintenance: These spare components serve as replacement consumables when original rings lose fitting performance. The assemblies limit unintended separation between impact sockets and tool anvils. The kit is suitable for equipment maintenance in auto service locations, mechanical repair workshops and residential garage working environments
• Standardized Material: Retainer rings are manufactured from carbon steel. O-rings are produced from rubber raw materials. These materials are configured to match the operating structure of impact wrench anvils and work with standard impact sockets. The matched combination helps position sockets on the output shaft during tool operation