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809XC4 Reduced-Shank Drill Bits

$41.67

Bulk orders will be discounted, please contact us.

High-speed steel drill bits provide more flexibility and absorb more shock and vibration than cobalt drill bits. Also known as Silver and Deming drill bits, these reduced-shank drill bits have a 1/2" shank and a drill diameter that is greater than 1/2". They can create larger holes than standard drill bits that have a 1/2" shank.

Product Number: 809XC4

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  • Description
Mfr Model 55511
Measurement System Metric
Drill Bit Size 18.50 mm
Decimal Equivalent 0.7283 in
Maximum Drilling Depth 79.37 mm
Overall Length 152.40 mm
Shank Type Machining Reduced
Finish Machining Black Oxide
Material Machining High Speed Steel
Primary Material Application Alloy Steel; Carbon Steel; Cast Iron; Wood
UNSPSC 27112801
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 79.37 mm
Flute Type Spiral
Standards Not Rated
Drill Bit Point Angle 118 °
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 12.70 mm
Primary Material Application ISO Code K; P
Material Grade Machining General Purpose
Shank Length 2-1/4 in
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in/-0.0015 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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