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41AH77 Carbide-Tipped Extended-Length Drill Bits

$31.89

Bulk orders will be discounted, please contact us.

These aircraft extension drill bits meet National Aerospace Standards (NAS) 907 (P3) for drill bits used in aircraft repair and production. The bits' spiral flutes evacuate chips as the bits drill into a workpiece. The bright finish on these drill bits is not affected when their cutting edges are resharpened.

Product Number: 41AH77

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  • Description
Mfr Model 12903230
Measurement System Letter
Drill Bit Size P
Decimal Equivalent 0.323
Maximum Drilling Depth 3-7/16 in
Overall Length 12 in
Shank Type Machining Straight
Finish Machining Bright (Uncoated)
Material Machining Carbide Tipped
Primary Material Application All Materials
UNSPSC 27112801
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 3-7/16 in
Flute Type Spiral
Standards NAS 907 P3
Drill Bit Point Angle 135 °
Drill Bit Point Type Split Point
Number of Flutes 2
Spiral Direction Right Hand
Depth Dia Ratio 8xD
Shank Dia 8.20 mm
Primary Material Application ISO Code H; K; N; S
Material Grade Machining M50
Drill Length Class Extra Long
Drill Point Length 1.70mm
Shank Length 8-9/16 in
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in /-0.0010 in

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