Macchina sigillatrice a mano bottiglia chiusura fiala 20 mm per tappo in alluminio
Step3:Take the crimper in your hand. Step4:Put Crimper onto flip off cap. 1×Crimper Hand Sealing Machine. Step2:Put flip off cap onto vial. Step1:Put Stopper onto vial. Step7:If the cap is loose,just adjust the claw,then crimp the cap again.