... sheeny.6) Applications: be widely used for fuel injectors, sprayers, valves, transmission system,jewelly, bracelet, earrings, necklaces, electronics, switch, touch-spot ... .4-18000mm Stainless Steel Ball,Brass Beads for Jewelery,Small Size Brass Hollow Balls,Large Ornament Brass Sphere,Reddishe Brass Ball,Purity Brass Ball,99.99% Copper Beads ...