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10U284 High-Speed Steel Screw-Machine Length Drill Bits

$14.03

Bulk orders will be discounted, please contact us.

The TiN coating on these drill bits protects them from wear and heat when drilling steel, stainless steel, and aluminum. The bits' spiral flutes evacuate chips as the bits drill into a workpiece.

Product Number: 10U284

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  • Description
Mfr Model 55117
Measurement System Fractional Inch
Drill Bit Size 25/64 in
Decimal Equivalent 0.3906
Maximum Drilling Depth 3/4 in
Overall Length 3-1/4 in
Shank Diameter 25/64 in
Shank Type Machining Straight
Finish Machining TiN
Material Machining High Speed Steel
Primary Material Application Aluminum; Brass; Bronze; Cast Iron; Copper; Steel
UNSPSC 27112801
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 1-7/8 in
Flute Type Spiral
Standards Not Rated
Drill Bit Point Angle 118 °
Drill Bit Point Type Conventional Point
Number of Flutes 2
Spiral Direction Right Hand
Helix Angle 28 °
Depth Dia Ratio 4xD
Primary Material Application ISO Code K; N; P
Material Grade Machining Heavy Duty
Drill Length Class Screw Machine Length
Sheeter Drill No
Drill Point Length 0.1174 in
Shank Length 1-3/8 in
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in /-0.0010 in
Secondary Material Application Ferrous Material
Secondary Material Application ISO Code K; N
Web Construction Split

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