Torquata Dovetail Jointing Router Bit Dovetail bits are primarily used in conjunction with a range of dovetail jigs commonly available. They can also be used for cutting a trench and matching profile on timber to create sliding shelves in carcass construction. Product Code Cutting Angle Cutting DiameterMetric Cutting DiameterImperial DT-127-H 14 12.7 1/2in