Black Oxide finish, Large striking surface for surer blow contact and more efficient transmittal of force to fastener, short handle permits use in close quarters, box opening designed to remain on fastener when wrench is struck, for use where extreme force is necessary to loosen or set Large fasteners.Exhaustive in our efforts to make the world?s safest tools, Unique in the marketplace, relevant to our customer?s work style, Proto helped build 1934 Fords, the Golden gate bridge and Apollo 1569, made in America, making the highest quality tools Comes first, confidence that our tools will help keep them working longer and safer.

Black Oxide finish, Large striking surface for surer blow contact and more efficient transmittal of force to fastener, short handle permits use in close quarters, box opening designed to remain on fastener when wrench is struck, for use where extreme force is necessary to loosen or set Large fasteners.Exhaustive in our efforts to make the world?s safest tools, Unique in the marketplace, relevant to our customer?s work style, Proto helped build 1934 Fords, the Golden gate bridge and Apollo 1569, made in America, making the highest quality tools Comes first, confidence that our tools will help k