osg4dSuperior 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 constructedOSG4D Portal resmi Sistem Informasi Akademik (SIAKAD) Universitas Aisyah Pringsewu menyediakan layanan dital untuk mahasiswa dan dosen, termasuk pengisian KRS, akses