10231 Irwin Unibit Step Drill Bit Set,13 Hole S (1/8"-1/2"),1/8''(0)No Reviews yet Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: IRW10231 Qty On Cart Features IRWIN offers a complete line of Metal Twist Drill Bits. Features Back FeaturesIRWIN offers a complete line of Metal Twist Drill Bits. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review