Precision Ground Carbide Drills are designed for high feed rates with good chip disposal. These Carbide Drills are ideal for use on cast iron, aluminium, plastic, nonferrous alloys and other easily machined materials. These Carbide Drills are suitable for general steel at 118 Degree four facer point angle. Precision Ground Carbide Drills feature four facet drill point that minimizes drill wander and assures accurately sized holes.