... tolerance:+/-0.001 2.length tolerance:+/-0.001 High precision Polishing Eccentric shaft1.Material: 12L142.Product standard: ¢8*197.73mm3.Product ... .1-0.84.Surface treatment:: kinds of plating (Zinc, Nikel, Chrome, Tin, Ag); Painting, Powder, Anodizing, E-coating, Silkscreen, Heat treatment ... relation with you for long term, thank you ! High precision Polishing Eccentric shaft