IEY1673 Features: * Titanium coated for 6 times longer life than standard high speed steel drill bits * For repetitive drilling in steel, alloy steels, wood, and plastic * Ideal for contractors, serious do-it-yourselfers, machine shops, and mechanics * 135 split point starts fast and prevents drill walking * Carded Dimensions: * Reduce shank for drilling larger holes with 3/8"" drills * 7/16"" diameter, 4-1/16"" flute length, 5-1/2"" overall length