Presisi dhuwur grinding helical gearshaft digunakake ing motor geared helical. Ground poros gear heliks menyang akurasi ISO/DIN5-6, timbal mahkota wis rampung kanggo pindah.
Bahan: baja paduan 8620H
Heat Treat: Carburizing plus Tempering
Kekerasan: 58-62 HRC ing permukaan, Kekerasan inti: 30-45HRC