Features: Engineered with premium alloy steel bits and chrome steel sockets, this heavy duty tool delivers outstanding wear resistance and high moment performances for demanding industrial applications. Features glass polished surfaces with anti rust bronze coating and industrial knurling design for erosion resistance, enhanced grip, and slip easy operate in humid environments. Ideal for professional mechanics, construction workers, and enthusiasts requiring stable accuracy tools for extended heavy load operations. Perfect for automotive repairs, machinery maintenance, and construction projects where HRC58 60 hardened bits withstand intense twisting forces without deformation. Standard 12.5mm interfaces with built in locking slots ensures secure compatibility with wrench extensions, while multiple specifications optimize workflow efficiency across diverse tasks. Specifications: Component : alloy steel interfaces: about 12.5mm/0.5inch Length: about 5.5cm/2.2inch Type: multiple for option Package Includes: 1x Socket Bit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.