10 mm, 0.3937, Black Oxide Drill Bit, 135 Degree Split Point, M2 High Speed Steel, Jobber Length, Black Oxide Coating Cools & Lubricates Bit For Longevity, Split Point Minimizes Walking.
12" MM/Saw Extension
1/2" MM/WD Drill Bit
1 3/8" Diamond Drill Bit