I-Junda Carbon Steel Ball ihlukaniswe ngebhola eliphakeme lensimbi ye-carbon kanye nezinhlobo zamabhola eziphansi zekhabhoni, kuya ngohlobo lwama-carbon steel amabhola asetshenzisiwe, azosetshenziswa kunoma yini kusuka kumishini yefenisha, imishini yokugaya, kanye nemishini yokufudumeza.