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■夾具以內撐方式夾緊工件，以內錐面定心，精度高，內撐力均勻，適用于以內孔和端面定位的薄壁形工件。

■The clampings jamming component , centering by inner taper surface ,high accuracy and equal jamming force suitable for machining thin
workpiece that located by the inner hole and end surface.