Parabolic Drills

Parabolic drills feature a unique flute design that greatly enhances chip flow, coolant flow to the drill point and heat dissipation. Recommended for Deep Hole drilling greater then three diameters deep without the need to reduce rate or withdraw the drill to clear chips, {Known as pecking}. Constant heavy feed rate is recommended. Parabolic drills have a much different flute design with special web thinning, helix angles and Land Width than standard Jobbers Drills. The flute design with a reinforced web increases drill strength and rigidity providing closer tolerance holes and higher speeds and feeds. General Purpose drills suitable for most applications on a wide variety of materials Ground from solid High Speed Steel Blanks Split Point drills = Self centering point eliminates "walking" and reduce thrust required

All items are new in original manufacturer's packaging {unless otherwise noted}.

They are limited to quantities available.

These items are from manufacturer's overstocks, distributors who have changed products lines and manufacturer's who have had print changes and no longer have a particular job in house where items where used.

Visuals are actual item{s}