USG, Morse taper shank drills,regular length 1.materials: HSS 2.morse taper NO.:3~5 3.HSS drills for soft materials 4.HOMO USG, Morse taper shank drills,regular length Application:Drilling into steel , cast steel alloyed and non-alloyed , grey cast iron, melieable cast iron, graphite. Surface treatment: Steam HOMO (black oxide finish) D1201:EDP NO.Drill DiameterFlute LengthOverall lengthMorse ...