knife sharpener Material: Mn45 Length: 12'' Heat treatment Magnetic property Item No: LK-SS8006Material: Mn45 Length: 12''Heat treatment Magnetic propertyPlastic HandlePacking: PE bagQty/ctn: 50pcsN.W/G.W :19.5/20.5kgsMeasurement: 50x28x20cm 12'' steel knife sharpener