The preferred syringe and needle combo of Eye Care Professionals. Becton Dickinson Tuberculin Syringes are luer-lock L/L and feature a Hypodermic Needles are fitted to provide a sterile and safe way to deliver effective and successful injections of a variety of fluids or medications. All Syringes are designed to provide accurate and effective medication administration in a variety of medical or ophthalmic settings. Syringe features a clear tube with ease of access measure tied to a luer-lock or luer-slip connection. The glide of the plunger promotes a continous and seamless flow with equally distributed pressure. smooth-gliding plunger provides seamless and consistent pressure. All syringes and needles are non-toxic, latex and rubber free and can be used in a variety of ways and methods in the medical industry to be disposed of after each single use.