ASL500DK-4J Deviation Correcting Punching and Folding Machines 1. Stable quality 2. PLC control 3. Competitive price ASL500DK-4J Deviation Correcting Punching and Folding Machines FeaturesIt adopts variable frequency speed regulation, automatic tension control, automatic photoelectric deviation correction, electric hanging cutter and electric paper length set. Besides, it can complete punching, ...