... ,plate,tube and so on metal detector for Steel Cylinder,plate,tube ... seperator, switch, solenoid, etc.12Pneumatic elevator of detector frameSet2Cylinder drive13 Alignment deviceSet1Controlling cylinders position14Spinning rolling supportor ... 17Pneumatic part for controlling detectorSet2Cylinder, solenoid, manifold, voltage stablizer, etc.18Drive system for cylinders outSet1Cylinder, solenoid19Pneumatic ...