Two rods with thread are used to extrude the work-piece to produce plastic deformation and thread formation on the outer surface of the part. Because the thread is produced by plastic deformation, its strength is better than that produced by cutting. For cam threading machines exactly used in bicycle spare parts industry, we already have exported thousands of sets of machines over the world. As qualified China thread rolling manufacturer, we ensure quality equipment with good after sale services. Please do not hesitate to inquiry from us so that do not lost your chance for buying quality thread rolling machines.
1.) Eccentric -type driving, high rolling precision.
2.) The ground-thread worms with heat treatment progress can be matched completely and smoothly with phosphoric bronze worm gears.
3.) Specially suitable for:standard screws, set screws, bicycle & automobile parts and all kinds of machinery parts.