Osg4D : Main Osg 4D Pastinya Wede Jutaan | Tebak Angka

osg4dThe EXOCARB-AD drill series is OSG's premium of solid carbide hh performance drills. New wavy point edge form creates sharp cutting action for reduced thrust forces, whileSuperior point strength with low cutting force is achieved to accommodate a wide range of carbide drilling application. This drill series is coated with OSG’s EgiAs coating, which is constructed