ASTM D2063 - Standard Test Methods for Measurement of Torque Retention for Packages with Continuous Thread Closures Using Non Automated (Manual) Torque Testing Equipment
NJY-20 Digital Bottle Cap Torque Tester
NJY-20 Digital Bottle Cap Torque Tester is manual type and used to measure the open force and lock force of the caps of bottles, suction and flexible tube packages.