... machinery like excavator,bulldozer,truck,loader,road roller,grader,etc. 2) Adopts advanced CNC ... control equipments: roundness meter, projector meter, microscope, gear-test meter, surface measuring meter and so on4 ... gear, Helical gear,bevel gear,spur bevel gear, helical bevel gear.etcPrimary Competitive Advantages: (1) We supply Spur gear,Helical gear,bevel gear,spur bevel gear,helical bevel gear ...