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Drill Diameter

Overall Length

Flute Construction

Helix Type

Point Angle

Standards Met

Flute Type

Coolant Delivery

Number of Flutes

Series

Finish/Coating

Web Thickness

Material

Series 549 HSS High Helix (Parabolic Flute) Straight Shank Jobber Drills
Inch
HSS GT100 jobber drills. For drilling in difficult conditions when swarf congestion prevents an adequate flow of coolant. For use in steel and cast iron having a hardness of up to 1000N/mm2. Not recommended for nickel-chrome steels or similar material.  Nitrided lands/polished flues > 2.36mm dia 
Manufactured to BS 328, DIN338RN.

Series 549 HSS High Helix (Parabolic Flute) Straight Shank Jobber Drills - Inch

Description

Feature Attributes

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