... hardness:633-66hrc Production name high hardened steel balls for polishingsize2MM-25.4MMGradeG28,G40,G80,G100,G200,G500,G1000, ... ,the most common applications include furniture wheels,bearings for darwers,locks,grease,nipples,sliding,blocks,toys.MOQ 1Ton ... discuss against when specific order confirmedDelivery timeusually 20 days for one 20ft containeror discuss when order confirmedPort of loadingQING ...