HARSLE pneumatic punching machine CNC JH21 Series
2021-8-13 · Main features of pneumatic punching machine. The pneumatic punching machine features fine steel plates welded machine body, tempering treatment (or vibration relief), shot blasting, rigidness, accuracy, and stability.; Vertical located crankshaft, compact structure; the crankshaft undergoes grinding treatment after high-frequency quenching, which has a good smooth finish and rotates flexibly ...
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