JEUCLEL 21mm Hex Impact Bit Socket, H21 1/2" Drive Allen Cr-Mo Steel

Ideal Hex Socket: H21 (21mm) sockets work with tools such as ratchets to quickly and easily tighten hex drive fasteners. Specification: 1/2-Inch Impact Drive Socket, H21 (21mm) hex bit, 3.07-inch (78mm) total length. The lengthened design makes it suitable for more work scenarios. Bevel and Chamfer Design: Hex sockets are precision machined to ensure precise dimensions. The beveled and chamfered design facilitates easy and smooth insertion and effectively prevents wear of drill bits and fasteners. Pinhole Design: The H21 sleeve is designed with a separate pinhole base, which allows a locking pin to be placed for extra security to maintain stability when strong torque movements are applied. Premium Steel Construction: Made from high-quality steel for excellent durability, strength, and long service life. The protective surface coating enhances rust and corrosion resistance for improved durability.