Features:
Use pressure regulating valve to adjust the required pressure and use time breaker to set the holding time, put the shoes in the rubber bag of the sealed air cylinder to close cylinder cover, compressed air automatically inflate, to have been set within the time of automatic rapid exhaust, open the lid to take pieces, two sealed cylinders work in rotation-left to right operation it is very simple and convenient, economical and practical, and is an ideal equipment for shoe-making.