Portable Hole Punching Machine,High precision, high quality ... sewing machine, and use as synchronous punching machine. Portable Hole Punching Machine Specifications: 50*2mm~70*20mmUsed in ... rice bag, washing powder bag, and all kinds of portable plastic bag, non-woven fabrics and paper bag.Note:We ... to clients’ sample or blueprint, delivery within five work days, and has a one-year guarantee(except for ...