1 it is made of pp 2 it is used by cartridge 3 it is convernient use tapered tip/dipensing tips (G18)1.Specification:14G~37G2.PP materials3.Fully threaded luer lock4.Ideal for high viscosity or filled materials(silicones,grease,etc)With distinctive design,it is of no rough edge and made accurately ,which can guarantee exact and uniform glue flowing and applicable for most liquid,especially for ...