External Hex Model Number M6x0.75 M8x1.0 M10x1.0 M10x1.25 M12x1.0 M12x1.25 M12x1.5 Description Report Item Material: 304 stainless steel Size: M6x0.75 M8x1.0 M10x1.0 M10x1.25 M12x1.0 M12x1.25 M12x1.5 Quantity: 1-5pcs Standard: GB ...