The use of micro precision adjustable boring head make the reverse boring cutter precision adjustment.
The design of the eccentric cutter arbor in the rotary table can not spin to state from the front under the cutting tool back pull finishing rotary valve bearing hole, not only can ensure good dimensional accuracy and higher guarantees two bearing gear concentricity.
The cutting tool bar material by vacuum heat treatment with higher strength and hardness,assure stability and life of cutting tools!
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