Gear for turbo (air) compressor, chiller, refrigerator We are supplying to such as companies. 1) Samsung TechwinGear spec : 280~1000mmr.p.m : 20,000~60,000material : Bull Gear - SNCM439 / Pinion Shaft - SACM12) LG CableGear spec : 266~388 mmr.p.m : 20,000~30,000material : Bull Gear / Pinion Shaft - SNCM4203) SEA TECGear spec : 280~1000mmr.p.m : 20,000~80,000material : Bull Gear / Pinion Shaft -SNCM4394) HitachiGear spec : 280~1000mmr.p.m : 20,000~60,000material : Bull Gear - SCM440 / Pinion Shaft - SNCM439