... Material:PA6 MOQ:100,000pcs PA6 Solid Ball: Diameter0.5"/12.7mmTolerance±0.025mmSurfacesmoothColor natural MOQ100,000pcsPackaging4000pcs/nylon polybag, 1 carton contains ... , POM, PA,PMMA and so on. The tolerance can be 0.01mm with good surface and precision.2) Our products are ... quality and competive price! Please feel free to contact us! 0.5"/12.7mm nylon plastic ball, solid ball