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50AT66 Reduced-Shank Drill Bits

$32.86

Bulk orders will be discounted, please contact us.

These reduced-shank drill bits have a 3/8" shank and a drill diameter that is greater than 3/8". They can create larger holes than standard drill bits that have a 3/8" shank.

Product Number: 50AT66

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  • Description
Mfr Model C20659
Measurement System Fractional Inch
Drill Bit Size 17/32 in
Decimal Equivalent 0.5312
Maximum Drilling Depth 2-1/8 in
Overall Length 6-5/8 in
Shank Type Machining Straight with Three Flats
Finish Machining Black Oxide
Material Machining High Speed Steel
Primary Material Application Cast Iron; Steel; Wood
UNSPSC 27112801
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 4-13/16 in
Flute Type Spiral
Standards Not Rated
Drill Bit Point Angle 135 °
Drill Bit Point Type Split Point
Number of Flutes 2
Spiral Direction Right Hand
Helix Angle 28°
Depth Dia Ratio 4xD
Shank Dia 3/8 in
Primary Material Application ISO Code K; O; P
Material Grade Machining General Purpose
Shank Length 1 in
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in /-0.0012 in
Secondary Material Application Non Ferrous Material
Secondary Material Application ISO Code M
Web Construction The Web Joins the Lands, Which Are the Outer Portion of the Drill Body Between Two Adjacent Flutes

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