core bits for stone granite marble

  • Prix unitaire par 
Frais de port calculés à l'étape de paiement.

  • For drilling stone granite and marble.
  • Size is 1/4-3" in diameter.
  • Shank size is 1/2".
  • Total length for the bit is 3.5" with 1.5" drilling depth.
  • 50/60 grit diamond
  • Wet use recommended for longer life and faster cutting.