The preferred choice of Eye Care Professions. McKesson Brand Hypodermic Needles provide a sterile and safe way to deliver effective and successful injections of a variety of fluids or medications. All McKesson Brand needles have a regardless of the gauge of the needle, attach directly to the port of the syringe by either a luer lock or luer slip connection method. The thin wall needles of the needles features a strong bevel, promoting inhanced flow. All BD needles non-tox, latex and rubber free. McKesson Brand Needles are developed to provide strength and durability with ease provided by the technology of PrecisionGlide™. McKesson Brand Hypodermic Needles can be used in a variety of ways and methods in the medical industry and can be disposed of after use.