Assembly Squares: 3D Print Large Clamping Squares for Square Cabinets and Boxes Every Time

Two large orange 3D printed assembly squares braced inside the corners of a wooden cabinet carcass under construction on a workbench, bar clamps

Introduction Glue-ups have a cruel sense of humour: panels that measured perfectly slide out of square the moment the clamps tighten, and by the time the glue grabs, your cabinet is a parallelogram. Drawers stick, doors hang crooked, and every later step inherits the error. Chasing squareness with a tape measure across diagonals works, but … Read more