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401J77 Cobalt Jobber-Length Drill Bits

$5.03

Bulk orders will be discounted, please contact us.

These drill bits have a straw/bronze finish that improves their wear resistance. They also have spiral flutes that evacuate chips as the bits drill into a workpiece.

Product Number: 401J77

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  • Description
Mfr Model 401J77
Measurement System Fractional Inch
Drill Bit Size 19/64 in
Decimal Equivalent 0.2969
Maximum Drilling Depth 2-19/64 in
Overall Length 4-3/8 in
Shank Diameter 19/64 in
Shank Type Machining Straight
Finish Machining Straw/Bronze
Material Machining Cobalt
Primary Material Application Cast Iron, Steel, Aluminum and Non-Ferrous Material. Hi-Temp Alloy, Hardened Steel
UNSPSC 23171609
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 3-1/16 in
Flute Type Spiral
Standards ANSI
Series Westward
Drill Bit Point Angle 135 °
Drill Bit Point Type Split Point
Number of Flutes 2
Spiral Direction Right Hand
Helix Angle 21° to 34°
Depth Dia Ratio 5xD
Primary Material Application ISO Code H; K; N; P; S
Material Grade Machining High Performance
Drill Length Class Jobber Length
Sheeter Drill No
Drill Point Length 0.0538mm
Shank Length 1-5/16 in
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in/-0.0010 in
Secondary Material Application Non Ferrous Material
Secondary Material Application ISO Code M
Web Construction Split

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