Ultra high speed grinding paper mill paper round guarantee effect.
超高转速磨纸轮保证磨纸效果。
No guarantee on Speed and Availability.
在速度和使用上不保证！
Made with high quality high speed steel. Adopting multiple-ply geometry, which guarantee smooth cutting.
选用优质高速钢，多层切削几何，保证稳定的钻孔性能。
Made with high quality high speed steel. Adopting multiple-ply geometry, which guarantee smooth cutting.
选用优质高速钢，多层切削几何，保证稳定的钻孔性能。
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