Skip to product information
1 of 2


Hole Counter Sink Drill Bit 25 mm - 180 Grit

Hole Counter Sink Drill Bit 25 mm - 180 Grit


Regular price $22.95 CAD
Regular price Sale price $22.95 CAD
Sale Sold out
Shipping calculated at checkout.

This Hole Counter Sink Drill Bit is designed to create, enlarge, shape, trim, and finish holes in ceramics, porcelain, tile, glass, and more. Use the specialized shape with a drill to create a chamfered 45-degree edge around a hole up to 25 mm in diameter. This diamond grit bit is incredibly long-lasting with proper use.


  • Hole counter sink drill bit made of diamond grit and metal
  • 25 mm width X 15 mm length tapered cone shape
  • 8 mm shaft
  • 180 grit


  • Creates conical holes up to 25 mm
  • Works on tile, stone, or glass
  • It can also grind away glaze drips, bisque, or high-fired ceramic
  • Remove sharp edges
  • Shape or cleanup bisque spots
  • Remove kiln shelf debris


  • It can be used wet or dry
  • Controls dust when used with water


  • Use all safety precautions
  • 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.

View full details