It is exceptional in difficultto machine materials where adhesive wear is particularly high.View Carbide Drill Speeds & FeedsCarbide Drill TolerancesDiameter Tolerance+.0000/-.0005
This coating is extremely heatresistant and can be used with or without coolant.Premium Sub-Micrograin Solid Carbide Straight Flute Drill Bits140° Split PointDesigned for Drilling Hardened Materials ALTiN CoatedStub Length These drill bits require rigid toolholding and workholding to be run properly and avoid breakageALTIN Coating: A high performance coating for drilling stainlesssteels, carbon steels, alloy steels, and cast iron.#25 Carbide Drill Straight Flute ALTIN Coated As with all of our solid carbide tools, these drill bits are manufactured using state-of-the-art machinery, manufacturing processes and inspection techniques, making them the preferred choice of solid carbide drills for machinists wanting to produce high quality parts with maximum tool life.