35/39mm Friction bolts rollformer
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35/39mm Friction bolts rollformer
Machine features: 1. This rollformer is designed with Arcway structural,and gearbox transmission, so that the machine is strong to work stable and durable. 2. This rollformer can produce 2 sizes of the bolts, with rafted system. 3. this rollformer is with gearbox transmission. Mater...