... widely used in the boiler, pressure vessel manufacturing, shipbuilding, electric power, chemical, petroleum, coal, machinery, steel structure and other industries. ... the price is low, is the pre-welded steel plate groove processing device of choice. Can be based on the ... motor1.1/0.85kwThe power of milling motor3kwThe power of oil pump motor5.5kw5.5kw5.5kw Steel plate beveling Edge Milling Machine