... bore: no rust,smooth,neat •wiper seal 1.used for steering for binding machine 2.seal:assemble ring,Y-ring,O-ring,wiper ... cylinder manufacturer in Tie Rod cylinders,welded cylinders and OEM cylinders.they are used for construction,mining, forestry, marine, demolition, military, ... assured that our products have long life, superior performance and highreliability. hydraulic cylinder for binding machine