300CC big syringe Item:TH-500T Feature: 1.Capacity 300CC syringe to use directly 2.when.makes the syringe uses the glue dispensing to be clean 3.if add material to using must add material mouth, Pressure-regulating valve installment with Support and so on 4.add material facilitates extremely 5.meet the position with glue water 6.Is suitable in each kind of glue water