G28,G40,G100 high precision bearing ball
May 4, 2014
Name G28,G40,G100 high precision bearing ball Size 1/2'',1/4'',5/32'',5/16'',3/8'',7/16'',5/8'',9/16'' Grade G10,G28,G100,G200,G500,G1000,G2000 Quality standard ISO9001:2008 Feature Good wearing, excellent surface, best quality and high hardness...