Ibishishwa birimo ubwoko 2, shitingi imwe-shitingi na shitingi ebyiri.Igice kimwe cya Shaft imwe WT urukurikirane rwa shaft imwe rukwiranye no gutunganya ibintu byinshi.shitingi imwe ni imashini nziza ya plastiki, impapuro, fibre, rubber, org ...
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