Constructed from -Mo Steel: This heavy-duty impact socket is crafted from - steel, which has undergone a rigorous heat treatment process to achieve optimal hardness. This ensures it can withstand higher torque and resist wear over time, making it ideal for demanding applications. and Finish: Featuring a phosphide black finish, this star socket is designed to be wear-, impact-, and anti-rust. This robust construction not only extends the tool's lifespan but also maintains its aesthetic appeal even under harsh working conditions. Enhanced Fastener Grip: The 6-point socket opening paired with an inner deep corners design facilitates smoother and more efficient fastener gripping. This feature is engineered to optimize the contact area between the socket and fasteners, reducing the risk of stripping and providing a more secure grip. Versatile Tool Compatibility: Specifically adapted for use with impact wrenches featuring a 1/2 inch drive, this socket is a versatile addition to any tool kit. It is suitable for a wide range of maintenance tasks including automobile, electromechanical, and household maintenance. Color: Black Material: Steel Package Contents: 1*-Mo impact socket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.