Buy your bits by the bunch instead of individually, and you'll have a place to keep them sharp and clean.
Plus, you'll know exactly where to look next time a hole needs to be 1/32 inch wider than it already is.
open the lid on this sturdy steel case, 29 black bits rise in three orderly rows, clearly displaying their markings by 64ths from 1/16 to ½
inch. Lower the lid, and the rows fold down as the case closes with the satisfying snap of an old-fashioned lunchbox. These jobber bits, so called for their versatility, are for drilling into wood or metal. Their black oxide coating resists rust. About $75, Milwaukee Tool