... ,M10 ,M12, Inch: 5/32 3/16,1/4,5/16,3/8 . Material: steel, stainless steel, brass,aluminium. We specilize in producing ... productive experience for many years.ProductsMaterialFinish(plating)SizeStandardrivet nut1.steel 2.Stainless- Steel 3.aluminum 4.brass1.plain 2.yellow zinc white ... zinc color zinc 3. gre3+ plated (bule/bule white-white/ ...