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58472 Type 190-PT 135Â degree Split Point TiN Coated HSS Parabolic Flute Drill Bit (6 pack) 80mm ID Ratio: 1:1

Description

Ratio: 1:1

and grinders

the ratio should be kept low

With no heat build-up

quieter operation and higher horsepower capacity than spur gears of comparable size

58472 Type 190-PT 135Â degree Split Point TiN Coated HSS Parabolic Flute Drill Bit (6 pack) 80mm ID Ratio: 1:1Parabolic flute drills are designed to allow deep hole drilling without frequent drill removal to clear chips. Exceptional high performance drill with the super hard TiN coating extends tool life 500% or more in very abrasive drilling applications. Click Here for product catalog Proudly Manufactured in the U. S. A

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