... cleaning ball made of ss ss410 ss430,ss304 ss321 , and have approved ISO9001 certificate Matirialss410 ss430,ss304 ss321,etcWire diam0 ... -0.13mmWeight5g-100g per pc are all availableFeatures1.Stainles and without rust, anti-mildew ,anti-badterial2.Sprial design, secure ... stains5.Ideal for: fry pans,kitchen , utensil,stove,BBQ rack and other ware with tough dirtWarm prompt1.Rinse thoroughly before ...