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434Z71 NAS-Spec Non-Coolant-Through High-Speed Steel Jobber-Length Drill Bits for Aerospace

$2.39

Bulk orders will be discounted, please contact us.

These drill bits meet National Aerospace Specification (NAS) 907 Type B. They have a bright finish that is not affected when their cutting edges are resharpened.

Product Number: 434Z71

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  • Description
Mfr Model C11831
Measurement System Metric
Drill Bit Size 4.10 mm
Decimal Equivalent 0.1614
Maximum Drilling Depth 5/8 in
Overall Length 75.00 mm
Shank Type Machining Straight
Finish Machining Bright (Uncoated)
Material Machining High Speed Steel
Primary Material Application Aluminum; Brass; Bronze; Copper; Steel
UNSPSC 27112801
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 43.00 mm
Flute Type Spiral
Standards DIN 338; NAS 907 Type B
Series 2222
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 4xD
Shank Dia 4.1 mm
Primary Material Application ISO Code N; P
Material Grade Machining High Performance
Drill Length Class Jobber Length
Drill Point Length 0.0334mm
Shank Length 32 mm
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in /-0.0007 in
Secondary Material Application Cast Iron; Stainless Steel
Secondary Material Application ISO Code K; M

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