material: blade from premium chrome vanadium steel handle - polypropylene blade chrome plated, black anodised tip Long lifespan The wrenches are made of Premium chromevanadium steel with a greater density atthe points of the highest pressure, and suchdimensioning and manufacture only increasetheir extreme power and durability. Safety cut With their special safety cut, the wrenches prevent the damaging of corners and edges of the screws and nuts by distributing the force evenly over the surface away from the outer lines of the nut or screw head instead of directly on the edges. Innovative design State-of-the art design makes Unior wrenches guarantee an accurate and efficient transfer of force to screw heads and nuts. Profiles Documentation pdf T-handle ball-end hex wrench - 193HXS The black-oxide tipped shank, made from chrome-vanadium The polypropylene handle is comfortable to use Big enough to be useful, not so big that it makes the tool unwieldy