1/4 Rotary Burr Yg8 Tungsten Rotary File Silicon Carbide ...
2020-3-11u2002·u20023mm or 1/8' 17,000 - 26,000. 6mm or 1/4' 11,000 - 16,500. 12mm or 1/2' 8,000 - 12,000 16mm or 5/8' 7,650 - 11,500. 2.Apply only a little pressure As with all drill bits and burrs, let the burr do the work and apply only a little pressure otherwise the cutting edges of the flutes will chip away or become smooth too quickly, reducing the life of ...
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