Foredom A-10342, A-10343, A-10344, A-10345 Diamond HonesA-10342
Use by lightly touching a rotating point to the diamond surface. Also for hand smoothing and shaping glass, metal, stone, bone and plastic, and for sharpening steel instruments. 3/4" x 2" diamond pad on 6" plastic color coded handle: 1200 grit (super fine) blue handle, 600 grit (fine) red handle, 400 grit (medium) purple handle, and 250 grit (coarse) black handle. Made in USA.