... & pressing, bending, extrusion, stretching, die-casting moulds XKS-350 Electro-spark strengthening machineMain specification: Weight:15KG Coating Thickness:60 ... Use water as operating fluid.Big work pieces: easy to process broken screws from big work pieces.Automatic operating, no ... depth.Working pump is attached in the machine. XKS-350 hardening machine processing effect:Processing any broken parts & ...