Stanley Proto J3018 Open End Wrench 1/4 X 5/16
Product description FEATURES:Satin finish provides corrosion resistance and a slip resistant grip. 15° angle heads. Special heat-treated alloy steel permits slim shanks for strength and durability. Standard open end configuration. From the Manufacturer Stanley Proto Open End Wrenches include the patented Anti-Slip Design (ASD) which has a locking groove to help prevent the wrench from slipping off of the fastener, reducing the chance of hurt knuckles. The ASD also has an arched surface that spreads the turning force over a contact area larger than a conventional wrench.