... is A5), MDK-490 (A4), MDK-630 (A3)2. Electric puzzle cutting machine: MDK-490 (165 puzzle pieces), MDK-630 ... machine: positive, negative, pause, and lash-up switches.2) All-purpose switches: Switch button, foot switch, mobile hand control switch, and ... ) Computer, digital camera, scanner, printer, paper knife.2) Knife boards (We can design knife boards according to customer demand. Various size and ...