Manual puzzle machine MDK-630 for making A3 size puzzles Quality parts, ... JIGSAW PUZZLE MACHINES for many years. Our jigsaw puzzle machine can be divided into the following kinds:1. ... A5), MDK-490 (A4), MDK-630 (A3).2. Electric jigsaw puzzle machine: MDK-490, MDK-630, MDK-770, MDK-860, MDK- ... each model for your choice.3. The jigsaw puzzle machine of the above models are computer-designed structure, ...