Features: PACKAGE CONTENTYou will receive 40pcs 30x4mm o-rings and 40pcs 25x3mm replacement pins, enough quantity for your various needs and replacement, please confirm the size and purchase correctly. DURABLE MATERIALThe flexible O-rings are made of rubber, and the strong pins are made of stainless steel, which is durable, not easy to deform and break, and can be used for a long time. MAIN FUNCTIONThey are suitable for impact wrench, so that your tools can work for a long time and improve your work efficiency. They are suitable for 22-24 sockets. WIDE APPLICATIONWide range of uses, suitable for electric and air tools, suitable for scaffolding, impact wrenches, needle bearings, automotive weather strips, radiator hoses, rubber pads and more. EASY INSTALLEasy to use and install, the pin is just there to keepthe socket from falling off the tool, be sure to go through the 2 holes of the socket, and then fix it with an O-ring. Description: You will receive 40pcs 30x4mm o-rings and 40pcs 25x3mm replacement pins. The flexible O-rings are made of rubber, and the strong pins are made of stainless steel, durable, can be used for a long time. Suitable for impact wrench, 22-24 sockets, suitable for scaffolding, impact wrenches, needle bearings, automotive weather strips, and more. Specification: O-Ring Material: Rubber Pin Material: Stainless Steel O-Ring Color: Black Pin Color: Silver O-Ring Size(Diameter x Wire diameter): About 30x4mm/1.18x0.16inch Pin Size(LxD): About 25x3mm/0.98x0.12inch Quantity: 80pcs/set Package includes: 40pcs x O-Rings 40pcs x Pins Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement.