Precision Twist Drill 6480986 321MD Heavy Duty Mechanics Drill, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, HSS, Bronze/Black Oxide

Precision Twist Drill Mechanics Drill, Heavy Duty, Series: 321MD, 5/16 in Drill - Fraction, 0.3125 in Drill - Decimal Inch, 4 in Overall Length, 2-1/2 in Cutting Depth, 2-1/2 in Flute Length, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, HSS, Bronze/Black Oxide