Mavhiri emukati ekugaya anopa kukuya chaiko kwenzvimbo dzemukati kuti uwane yakanaka kupera kwepamusoro ine dimensioning chaiyo. Ivo vakagadziridzwa zvakare kuti vaderedze kupfeka frequency uye kunatsiridza kubviswa kwemasheya. Mukupesana necylindrical pamusoro pekukuya, mukati memukati inoda yakakwira vhiri-basa kuenderana zvichireva kuti pre-kupfeka vhiri repamusoro kuve chaiko. Internal grinding vhiri dzinowana maapplications akawanda mukukuya magiya, mabearings, emukati mering, outer rings, steering nuts etc. Mamwe maindasitiri anoshandisa mavhiri aya ndeapi.

1. Injiniya chikamu vagadziri

2. Zvishandiso zvekucheka

3. Zvishandiso uye anofa

4. Bearings

5. Auto ancillaries