Nut, Spring Nut M6, M8, M10, M12 Nut, Spring NutFeatures:1) Material: steel and stainless steel (SUS304, SUS316) 2) Surface treatment: ZP, HDG3) Size: M6, M8, M10, M124)Thickness:6mm~12mm5)Packing: According to customers' requirements 6) Other:Size can according to customers' drawings or samples