1)hex allen key & fastener 2)material:carbon steel,stainless steel,alloy steel,copper... 3)size:M3-M10 4)in stock hex allen wrench & fastenerSTANDARD: DIN911 MATERIAL: CARBON STEEL, STAINLESS STEEL, ALLOY SIZE: M3-M10 FINISH: ZINC, BLACK, CHROME, NICKEL PACKING: BOX, CARTON OR POLY BAG + PALLET stainless steel hex allen key / fasteners