Gumi (or Gummi, Gumy, Gummy) Stone, Coarse, Grey/Gray - (3249)

Gumi or Gummi Stone, coarse gray, for prepping an edge or detuning.

• Use this stone to remove rust.
• Deburrs edge after sharpening.
• Detune tips & tails by gradually applying pressure for superior results.

Measures 1.6 in (40 mm) x 1.3 in (32 mm) x 0.8 in (20 mm).

By adjusting the pressure you apply in detuning you can transition the detuning from fully detuned to racing edge.