40 Pcs Replacement Pin and O Ring Diameter 4 mm Impact 4x25mm Socket Pins for 1/2" Scaffolders Driver Parts Wrench

【High Quality Materials】： The 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, reliable in quality, durable and can be used repeatedly for a long time. 【High Strength】: This rubber ring can be used in a wide temperature range from -25°C to 230°C, ensuring long term operation when used on impact wrenches. When used on impact wrenches, they can guarantee long-term work. Can be used to secure 1/2" sockets on other models, with similar style 1/2" drive. 【Installation Method】: Easy to use and install, the pin is just there to keep the 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. 【Wide Application】: Suitable for scaffolding, impact wrench, needle roller bearing, automobile sealing strip, radiator hose, rubber pad, etc. Suitable for electic and airtools. 【Great Value Set】: You will receive 20 replacement pins and 20 O-rings for a total of 40 pieces. The size of the replacement pin is 3*25mm, the size of the O-ring is 4*24*30mm, the quantity is sufficient and the size is suitable, which can fully meet your daily needs and facilitate your daily replacement.