Hollow drill bits dzinozivikanwawo sema core drill bits, maburi anovhura, mabheti epakati, simbi yeplate drill bits, magineti drill bits, rail drill bits, nezvimwe.
Zvinhu zvikuru zvekuchera mabheti ndezvi: high-speed steel;upfu metallurgy;simende carbide.
Maburi eku drill bits ane mhando yakakwana yemhando uye mataurirwo uye anokodzera mhando dzakasiyana dzemagineti ezvigaro zvechigaro (magnetic drills) nemichina yekuchera, milling machine, magineti anofinha, etc. Ichi chigadzirwa chinoshandiswa pamwe chete nemagnetic drills chibooreso, uye kugona kuchera kwakapetwa kasere kusvika kagumi kune kweakajairika mabheti.