drill bits & sets
irwin speedbor 585 88894 speedbor 2000 13 piece s
patented micro groove cutting edge and spurs produce a smoother hole finish double spur design scribes the hole before the chips are made producing a cleaner hole and reducing vibration 1 4 hex shank fits all drills and 1 4 quick change adapters sku orsno43171
irwin speedbor