Brand Drillco Nitro Product Series 400N Category Heavy Duty Jobber Length Drills (NAS Type B) Size Number Material High Speed Steel (HSS) Material Type M-7N molybdenum Finish/Coating Black & Gold Shank Straight Point 135º Split Point Description Nitro® drills (NAS Type B) are manufactured from a premium grade of M-7N molybdenum high speed steel and offer superior performance over conventional HSS drills. The 135 degree Split Point reduces walking at the drill point and makes these drills ideal for both hand held and CNC Operations. Heavy-duty construction increases tool life and performance while Black & Gold surface treatment provides maximum lubricity. This drill is usable in a wide range of materials including difficult to machine materials such as stainless steel. Origin USA
