[High Hardness] Dry or Wet, wet working prolong the working life ,Long service life, high hardness, wear resistance, and excellent impact resistance. [Advanced Feature] Advanced features, can be used to polish, cut the of the object, a wide range of uses. [Double-sided Design] Double-sided grinding area increases work efficiency while reducing production costs., Weight: 0.4078551847 Pounds, Manufacturer: Aisuoka