How Do Forstner Bits Work? By: Dave Trull Updated on: April 05, 2017 More Articles How to Get Rid of Flying Ants Gardening Tips for Plant Care Rheumatoid Arthritis Symptoms How to Find Someone's Phone Number How to Play Banjo Chords Part of the video series How Do Forstner Bits Work? How to Make Tongue & Groove with a Table Saw Related About the Author Dave Trull has been in the woodworking business for more than 18 years, and he started the Trull Gallery, a custom furniture shop, in 1991.