I-Zero Bevel Gear yi-spiral bevel gear ene-helix angle ye-0 °, imilo iyafana ne-bevel gear kodwa luhlobo lwe-spiral bevel gear.
IsiGanga sokuSila esiSetyenzisiweyo seZero iigiya ze-bevel DIN5-7 imodyuli m0.5-m15 iidamitha ezingama-20-1600 ngokweemfuno zomthengi