【Sturdy Material】Our 36mm socket are made of cr-mo steel, which is hard, wear-resistant and impact resistant. The surface is treated with a black coating, which is rust-proof and not easy to be corroded, and can be used for a long time. 【12 Point Design】36mm socket 1/2 inch drive adopts a 12-point opening to grab the flat surface of the fastener and keep a tight grip. The contact area between the wrench and the nut is increased, making it more convenient to use. 【Practical Rounded Corners】1/2 inch impact socket adopts rounded corners, which can better exert force by grabbing the side of the fastener instead of the tip, and reduce the rounding of the bolt, which can extend the service life of the fastener. 【Suitable Size】36mm socket 1/2 drive 12 point impact socket. 1/2 square mouth (12.5mm), square mouth with anti-drop hole, the socket is not easy to fall off. Suitable for impact wrenches with 1/2 inch square drive. 【Wide Application】Impact socket is suitable for automotive repair, electromechanical repair, daily household repair, etc. It is compatible with most wrenches and electric drills, and can be used for electric drills, impact drills, ratchet wrenches, impact wrenches, etc., Manufacturer: AOROPS