Woodworking joints guide

Strength and difficulty of 8 joint types — pick for the task

JointStrengthDifficultyUse case
Butt joint (screws)●○○○○●○○○○frames, rough work
Dowel joint●●●○○●●○○○furniture, tabletops
Mortise & tenon●●●●●●●●●○chairs, doors, frames
Dovetail●●●●●●●●●●drawers, chests
Biscuit joint●●●○○●●○○○panel glue-ups
Pocket hole●●●○○●○○○○frames, face frames
Finger joint●●●●○●●●●○length splicing
Half-lap●●●○○●●○○○cross frames

Strength is relative, from glued-joint tests. Mortise & tenon and dovetail are the furniture gold standard. Pocket screws are fastest for frames.