This Double Box End Ratchet Wrench is made with forged chrome vanadium steel with a polished finish. Designed to meets high industry standards in Japan, Europe, and the US, this wrench offers high strength and durability. The strong and smooth ratcheting mechanism allows high turning efficiency in confined workspaces. Double box ends allow the user to easily flip the wrench over to tighten or loosen in the opposite direction in tight spaces. The 12-point design on the box end ensures screws and nuts are gripped securely on the sides, thereby prevents the vertices from being rounded or stripped. Jetech is a leading manufacturer in professional tools. These wrenches come in various sizes and single/multi pack variations. Choosing the right size of your wrench ensures the highest working efficiency and protects the screws and nuts.