Koolcarb Solid Carbide Drills

Advanced Performance straight fluted carbide coolant-through drills for maximum wear resistance when cutting ferrous materials. Double margin design provides additional accuracy and improves hole finish.

Sub-micrograin carbide grade for wear resistance and edge strength
Koolcarb coolant-through double margin design produces straightest holes to reamer like finish
For use in cast iron, ductile iron, cast aluminum, and titanium
Not suited for continuous chip low carbon steels or alloy aluminums
125° four facet point is a self-centering point with notch thinning for ease in chisel penetration
Requires on size starting hole with greater point angle and high pressure coolant