Product description: a Teflon-lined stainless steel inner Teflon needle syringes, instant glue to prevent blockage in the barrel and low concentration of liquid with a better flow control. Teflon lined with needle: Features ※ can complete anaerobic glue with high precision dispensing ※ SUS catheter, needle-nose section to avoid wavering (Teflon lined steel tube design, not only can effectively prevent the instant Fast bonding glue, but also to ensure that the needle points to the good work of) ※ Material: Teflon needle nozzle needle seat