Walter Surface Technologies

DRILLCO Aircraft Extension Drill Bit, 7/16", High Speed Cobalt, 4-1/16" Flute, 135° Point

Model: UAN662

Mfr. No.: 1200C128

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  • DRILLCO Aircraft Extension Drill Bit, 7/16", High Speed Cobalt, 4-1/16" Flute, 135° Point - Walter Surface Technologies 1200C128

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Sold as: Pack of 3


Drill Size:

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Description

  • Manufactured to NAS 907 Type J specifications, 135 degree split point, surface treated with jobber flute lengths for drilling holes in hard to reach places
  • Heavy-duty construction for portable or machine drilling in high tensile strength alloy steels, stainless steels, titanium, and other difficult to machine materials

Specifications

Material

High Speed Cobalt

Drill Size

7/16"

Decimal Drill Size

0.4375"

Overall Length

12"

Flute Length

4-1/16"

Point Angle

135°

Finish

Bronze

Country Of Origin

China