1.Special built in mechanical protection system, just adjust safety stroke. Besides, with computer program double protection system.

2.Computer direct-drive with big and stable pressure, the max moment pressure reach 1900kgs, high quality to finish attaching 60mm big size metal button.

3.No matter the cloth thick or thin, just need one time safety stroke adjustment. Cloth thickness from 1 layer to 8 layer, no need re-adjust the stroke, simple and convenience, easy operation.