TiN Heavy Duty – Taper Length
Type 221-PT TiN Heavy Duty Parabolic Flute – Tang Drive
— High performance drill combines the superior wear resistance of TiN coating, and
the deep hole drilling advantages of parabolic flutes.
— Parabolic flute design offers wide flutes combining with a higher helix to eliminate
chip ejection difficulties.
— Titanium nitride coating for good lubricity, low heat resistance
and extended tool life.
— Tang drive is a flattened portion at the end of the shank that fits into a driving slot
of the drill holder on the spindle of the machine.
— Exceptional qualities of these drills can provide high productivity and extended tool
life when compared to uncoated high–speed steel.
— Proudly manufactured in the USA.
PDF — Type 221-PT Heavy–Duty Parabolic Flute Taper Length