Pro-Quality 20-Piece Diamond-Point Bit Set for Rotary Tool – Glass, Stone, Ceramic

Professional Quality, 1/8″ Shank, 150 Grit. Includes 20 assorted shapes covered with diamond particles. All bits have 1/8″ shanks and come in convienient plastic holder. Excellent for fine detail work, cutting, engraving, carving, touch-up and finishing. Use on wood, jade, ceramic, glass, hardened steel, semi-precious stones and other hard materials.