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Jobber Length Drill Bit: 7/16" Dia, 130 degree, Cobalt TiN

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National Twist Drill 027639AW Jobber Length Drill Bit: 7/16" Dia, 130 degree, Cobalt TiN

Item #: 027639AW by National Twist Drill

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Features

Flute Type

Spiral

Shank Type

Straight-Cylindrical

Number of Flutes

2

Cutting Direction

Right Hand

Series

Royal Gold Tip

Point Type

Standard

Drill Bit Material

Cobalt

Spiral Type

Regular

Tool Application

Drilling

Coating/Finish

TiN

Coolant Through

No

Double Margin

No

Drill Bit Size (Decimal Inch)

0.4375

Drill Bit Size (Inch)

7/16

Drill Bit Size Range (Decimal Inch)

0.4000 - 0.5000

Drill Point Angle

130 degrees

Flute By Diameter Ratio

9xD

Flute Length (Decimal Inch)

4.0625

Flute Length (Inch)

4-1/16

Maximum Drilling Depth (Decimal Inch)

4.0625

Maximum Drilling Depth (Inch)

4-1/16

Number of Flats

0

Overall Length (Decimal Inch)

5.5000in

Overall Length (Inch)

5-1/2in

Primary Workpiece Material

Cast Aluminum

Shank Diameter (Decimal Inch)

0.4375

Shank Diameter (Inch)

7/16in

Shank Length (Decimal Inch)

1.4375in

Shank Length (Inch)

1-7/16

UNSPSC Code

23241634

Vendor Drop Ship

N

Drill Bit Diameter Tolerance

-0.0010 to +0.0000

Web Configuration

Tapered

Web Thinning

Web-Thinned

Product Overview
Jobber Length Drill Bit: 7/16" Dia, 130 degree, Cobalt TiN Coated, 5-1/2" OAL, Right Hand Cut, Spiral Flute, Straight-Cylindrical Shank