... Diameter:M4,M5,M6,M8,M10,M12 standard rivet nut With good quality Blind rivet nut:1) Round body, plain, with flat ... ) Material: mild steel, aluminum, stainless steel, etc.6) Superior blind rivet nuts: M4-M10Standards:GB,DIN,ANSI,BS and so on ... .Packing:20-25kgs per box, outer packing, 36-48boxer or cartons per pallet Detailed producing information ...