1 it is made of pp 2 it is used in industrial zone 3 it is convernient use teflon needles/ dispensing needlessize:14G--27G 2/product structure:plastic protector,hub,stainless steel needle cannula1/size:14G-27G2/product structure:plastic protector,hub,stainless steel needle cannula3,bulk and blister packing4,steriled by EO5,CE & ISO certificate available high precision teflon needles/dispensing ...