... repair tools and mechines.Features of wheel balance weights model / series ZN60UN-AL:1. RoHS directive compliance. Lead(Pb)free, ... , Anti- corrosion : 480hours approved in salt spray test. 5.high quality ,high standard, good reputation, reasonable price.6.plastic coated, preventing corrosion ... . Fashionable package for safe and easy pick-up.8.This series includes increment of 5g, 10g, 15g, 20, 25g, 30g ...