Jobber Length Drill Bit, Drill Bit Size 1/2 in, Drill Bit Point Angle 118 °, High Speed Steel

These drill bits come in standard sizes expressed in fractional inches. – They have a black-oxide finish that retains lubricants to improve the bits’ wear resistance and chip flow. – Black-oxide bits should only be used for drilling ferrous metals. – The bits’ spiral flutes evacuate chips as the bits drill into a workpiece. – These bits have a straight shank that installs into a drill chuck or similar toolholder.

Drill Bit Size / 1/2 in
Decimal Equivalent / 0.5000
Measurement System / Fractional Inch
Material – Machining / High Speed Steel
Finish – Machining / Black Oxide
Drill Bit Point Angle / 118 Degrees
Drill Bit Point Type / Conventional Point
Coolant Fed / Non-Coolant Through
Flute Type / Spiral
Number of Flutes / 2
Flute Length / 4 1/2 in
Maximum Drilling Depth / 2 in
Helix Angle / 28 Degrees
Cutting Direction / Right Hand
Spiral Direction / Right Hand
Shank Type – Machining / Straight
Shank Dia. / 1/2 in
Shank Length / 1 1/2 in
Overall Length / 6 in
Depth:Dia. Ratio / 4xD
Drill Length Class / Jobber Length
Drill Point Length / 0.1502 in
Drill Bit Grouping / Individual
Series / 150
Drill Diameter Tolerance / +0.0000 in /-0.0010 in
Material Grade – Machining / General Purpose
Primary Material Application / Cast Iron, Steel
Primary Material Application ISO Code / K, P