... .O.Gas Sterile (certificates available). ISO9001. CE certified. FDA registered.Needle Types Available:Round Liners (RL): 1,2,3,4,5 ... ): 1,2,3,4,5,7,9,14,18Spread Magnums (M1): 5,7,9,11,13,15,23,29,39,49Curved ... ): 4,5,6,7,9,11,13*We offer customized needle configurations and packaging as well for large quantity orders* Premium ...