... of drilling, milling, reaming, tapping etc. 2.It is suitable for high-speed cutting. USE:-It can be used in the ... drilling, milling, reaming, tapping and so on.- It is suitable for high-speed and high precision cutting.- Included in delivery: C ... .01mm-Material: Case-hardened steel-Dust-proof design, to extend tool holder life time-Standard balanced by design (12000rpm/G6.3)-Fine ...