Product descriptions from the supplier
Overview
Plastic Metal Stainless Steel Dispenser Glue Tips
Material：PP+Metal
Size: 15G 16G 17G 18G 19G 20G 21G 22G 23 G24G 25G 26G 27G 28G 29G 30G 32G 34G (If you have other request please contact us)
Color: various colors
Packaging: 1000piece/bag
Advantages
1.Resistant to UV curing
2.Various Luer-locks can be connect,Such as Syringe/Mixers/Valves
3.Needles don't fall off easily