... industry advantage ,we specialize in RD , manufacturing processing gear .more than 5000 varieties of products for 200 models ... are now produced. Including spur gear, Spline shaft,spiral bevel gear,pots angel gear, rear axle gear, worm gear etc. The products cover ... CNC drilling machines, hobbing machine, Slotting machine, ladder gear machine, internal and external grinder.Laser marking machine etc.the ...