osg4dOSG4D PMB UNIQHBA Jalan H. Badaruddin Desa Bagu Kecamatan Peringgarat Kabupaten Lombok Tengah Nusatenggara Barat Phone:+6282341771311 Email: pmb@Superior 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