The adapter is made of metallic copper nickel, and the surface is plated with environmentally friendly oxidation treatment. It can be anti-corrosive and anti-acid and alkali. It can be connected to any 300ML, 330ML silicone or glass glue M21, M15 screw ports. Generally, the other end of the short connector is metric 6 threads, except The adapter for the trachea 811 is a 1/4 metric thread, and the inner teeth of other long joints are 1/4, which is what we call 2 points. With the adaptor of the corresponding thread, we can realize various purposes such as adapting the needle to the needle and the trachea.
When shipping, it will be packed in plastic bags. According to the quantity, it will be packed into an outer packaging carton of a suitable size for delivery.