Thunderbolt Jobber Length Drill, 5/16 in Diameter, 4-1/2 in Overall Length, Parabolic Flute, 3-3/16 in Flute Length, 5/16 in Shank, 135 deg Point, Split Point, Cobalt High Speed Steel, Black Oxide
Thunderbolt Jobber Length Drill, 5/16 in Diameter, 4-1/2 in Overall Length, Parabolic Flute, 3-3/16 in Flute Length, 5/16 in Shank, 135 deg Point, Split Point, Cobalt High Speed Steel, Black Oxide