APPLICATION:-Stainless steel through-hole beads have a smooth surface and rust resistance that can meet your various DIY needs.-These steel balls with through holes are suitable for household or industrial use, such as many kinds of DIY crafts, and machinery parts.ABOUT THIS PRODUCT:Features - Wide range of applications(maintain industrial equipment or use for family DIY projects); Cost-effectiveNOTE:Please confirm the outside diameter and hole diameter of the steel ball before ordering.