Boltada Qayadaheeda ee Excavator: Qaabka Xadka, Midho iyo Xaq si loo xidho Qayadaheeda ee Excavator iyaga oo sameynaya Faaliyadda Guul
Xiriiradaan waa in ay leedahay si toos ah kala duwan hot forging. Dhigga rail screw spikes waa la mid ahayd markii ugu yaraan hot rolling macluumaadh threading machines. Waxaan hubin doonaa dhiggii metric, BS, BSW, TR thread, ama dhiggii dhexe.
Hesho Fafaa'iin