106-2 Features: -Engraving cutter. -For detail engraving, carving and routing. -For wood, fiberglass, plastic and soft materials. -Not for use with hardened materials. Number Of Bits: -2. Use Material: -Wood. Product Type: -2 Cutter Drill Bits. Use: -Cut Out Tools. Generic Dimensions: -Bit diameter: 0.06" W x 0.06" D. -Shank diameter: 0.09" W x 0.09" D. -Overall dimensions: 0.65" H x 1.93" W x 3.95" D, 0.02 lb. Dimensions: Overall Product Weight: -0.02 Pounds.