... 1) Size: M12 - M36 2) Grade: 10.9 s 3) Plan: zinc plated, HDG, black oxide,phosphate Specifications ... f) Gold brass g) Black zinc h) Plating nickel i) Plating chrome j) Electrophoresis black k) DacrotizedProduct information Description ... , JIS, ASThreadMetric, UNC, UNF, BSWFinishPlain, Galvanized, Black, Nickel, Chrome, H.D.GPackingCarton, Box, Bag, PalletQuality AssuranceISO 9001 Our factory Packing ...