... 1:Made of Nylon,Steel,Brass. 2:Designed for condenser or cooler cleaning 3:All kind size offered. ... nylon use for industry machine3:delivery time:15 daysApply stock:PA,PBT,PE,PP,PVC,steel,copper wire,palm ... fibre,horsehair and hair of various plants and animals.Application line diameters:for PA, ... ,PVC Max at 1.2mm,for steel wire,copper wire Max at 0.5mm,for the hair or various plants ...