... kinds of Nuts. We are manufacturer. specification:M3 ,M4 ,M5, M6, M8 ,M10 ,M12, Pipe FittingsWe can offer you all kinds of ... can produce according to your drawing if we can do . specification:M3 ,M4 ,M5, M6, M8 ,M10 ,M12, inch: 5/32 ... ,5/16,3/8 . material: steel, stainless steel, brass,aluminium. Pipe Fittings