Dovetail joint Dovetail joint A dovetail joint or simply dovetail is a joinery technique most commonly used in woodworking joinery (carpentry) including furniture, cabinets. log buildings and traditional timber framing. Noted for its resistance to being pulled apart (tensile strength), the dovetail joint is commonly used to join the sides of a drawer to the front. A series of 'pins' cut to extend from the end of one board interlock with a series of 'tails' cut into the end of another board. The pins and tails have a trapezoidal shape. Once glued, a wooden dovetail joint requires no mechanical fasteners. The Dovetail
Dovetail rail Dovetail rail A dovetail rail or dovetail mount can refer to several types of brackets found on firearms primarily for mounting sights. Dovetail "rails" usually refer to any rail with a inverted trapezium (dovetail) cross-section (though the hexagonal-profiled Weaver rail and Picatinny rail are also derivative dovetail designs) running parallel to the bore for mounting a scope or diopter sight to a rifle. These are sometimes also called "tip-off" mounts, and allow the user to easily take on or off the sight. "Dovetail mount" can also refer to a dovetail track running perpendicular to the bore, see "Other uses" below.