60 MM Kunrling Cap is made from materials of the highest quality. Our selection guarantees security because it is fastened firmly to the bottle lip, making them leak and germ-proof. The procedure has the dual purpose of knurling the metal cap's lateral surface and slitting the tamper-evident band. 60 MM Kunrling Cap is particularly tightly sealed with CD Series threaded plastic caps, which come in sizes ranging from 3 mm to 6 mm. It comes in different specifications.