Catalog number: ATI420D430 Features: ●NATO stock number obtained. ●High concentricity achieved by machining. ●M2 high speed steel is used to achieve sharp cutting edge, high hardness and wear resistance. ●Used with micro-stop. Applications: ●For aircraft sheet metal processing (taper formation). ●For the aviation industry. Specifications: ●Number of teeth (pieces): 3 ●Shank diameter: 1/4-28 ●Cutter tip angle (°): 100 ●Effective cutting diameter (drill No.): #30 ●Number of teeth: 3 ●Body diameter 7/16 inch ●For ATI441HS and other 1/4 -28 screw micro-stops ●NSN#5133-01-397-3081 Material/Finish: ●M2 high speed steel
