TEKTON 66086 5/8-Inch Center Punch Sharp point marks cast iron, mild steel, brass, aluminum, and wood with a dimple, creating an exact starting spot for drill that prevents it from wandering Made from premium, high carbon steel Precisely machined taper and tip meet exacting tolerances Individual heat treatment allows careful control of tip hardness and temper of striking end Classic natural finish has a dry-touch, rust-preventative coating