Product material: stainless steel
Surface treatment: original colour bright polished
Specification: Outside diameter 3mm ~ 60mm, various specifications of hole diameter
Bore diameter: there will be about +/- 0.1 mn error
Product features: solid stainless steel through-hole ball, non-threaded, non-magnetic or weakly magnetic.
Product Use: Can be used for decorations, teaching experiments, mechanical accessories, hardware accessories, DIY beads bracelets and so on.