D3 Cone Rotary Tool, 3 mm Shaft 170#

170 Grit Rotary Tool
170 Grit Rotary Tool

D3 Cone Rotary Tool, 3 mm Shaft 170#

Regular price $18.00
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The D3 DiamondCore rotary tool features a cone-shaped tip and comes in 170 grit for smoothing pottery pieces. This rotary tool is great for grinding glaze drips, removing sharp edges, removing kiln shelf debris, and more!


  • Solid diamond grinding rotary tool made of solid diamond grit and metal down to the shaft
  • 7 mm x 15 mm length cone shape
  • D3 170 grit fine for smoothing 


  • Grinding glaze drips, bisque, or high-fired ceramic
  • Also works on tile, stone, or glass
  • Removing sharp edges
  • Shaping or cleanup of bisque spots
  • Removing kiln shelf debris


  • Rapid removal of unwanted material
  • Long lifespan if used properly
  • Dust is controlled with water use
  • Shaft size: 3 mm dia. (1/8")
  • As the tool wears, a new layer of diamonds is exposed


  • Use all safety precautions
  • Always use safety goggles
  • Be certain to clean and remove all debris from splash pans
  • Use a cordless rotary tool to avoid water getting in the motor
  • Always use with water to extend tool life and control dust
  • Do not attempt to force or pry with this tool
  • Keep out of the reach of children 

Note: For longevity, use water, high speed, and gentle pressure. Overheating the tool will greatly decrease tool lifespan and change the tool shape.  



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