single-layer-30cm-punch-free dual-use single layer with hook and rod-30cm-punch-free punching dual-use single-layer-40cm-punch-free dual-use single layer with hook and rod + 30cm-punch-free punching dual-use single layer with hook and rod-40cm-punch-free punching dual-use- single layer with hook and rod + 50cm-punch-free punching dual-use single layer with hook and rod-60cm-punch-free punching dual-use-

carbon steel plus alumimum