[Chrome Vanadium Steel] Our universal socket wrench is made of chrome steel with high hardness, reliability and durability, which can be used efficiently and practically. [Complicated design]: Honeycomb design principle: the most sturdy and durable, the size of the bolt / nut can be selected according to the space to save time. Exquisite: the surface of the socket wrench is finely polished, electrophoresis, pneumatic polishing, electrophoresis handle, beautiful, no rust [Wide range of applications]: The compact socket wrench allows you to quickly and easily finish the job of connectors of various sizes. Our products are suitable for automotive industry, manufacturing, construction, etc., and are the perfect choice for your toolbox Wrench shape: one end wrench Material: 45 steel Features: Normal Surface treatment: polished chrome plating Weight: 582 (g) Specifications: (Set of 2 silver pieces) Item No. 512 Universal sleeve, a sleeve imported from Taiwan 11-32mm Color: gold / blue / green Packing: card shell (202g) Weight: approx. 582 g Specification of universal rotary socket and upright: 11-32 mm Delivered quantity: 2 * pcs