Gesswein EDM Blue All-Grit Set – 6 Piece.

  • Harder than our regular EDM Stones and designed to remove the tough, hard scale left by the EDM process.
  • Contain extra-sharp premium-grade aluminum oxide for fast cutting action plus a small amount of cobalt blue for added hardness.
  • Break down slowly and cut fast.
  • Maintains shape, saving you time.
  • Resist breakage and are specifically designed for use in reciprocating profilers.