Century Drill 24530 15/32 Inch Black Oxide Bit

3 pack, 15/32" black oxide drill bit. 3/8" reduced shank. manufacture from industrial high speed steel, surface treated for high performance and long life. m2 grade steel for drilling common steel (flat bar, angle iron, tubing), wood and plastic. no center punch needed, century 135 degree quick cut points are self centering and penetrate faster with less pressure. will not walk or wander at the starting suface.