... tolerance:+/-0.001 2.length tolerance:+/-0.001 High precision Polishing Eccentric shaft1.Material: 12L142.Product standard: ยข8*197.73mm3.Product ... treatment:: kinds of plating (Zinc, Nikel, Chrome, Tin, Ag); Painting, Powder, Anodizing, E-coating, Silkscreen, Heat treatment, Black oxid; 5.Production ... relation with you for long term, thank you ! High precision Polishing Eccentric shaft