3D Printed Concealed Hinge Cup Drilling Template: Bore 35mm Cups Dead Center

A bright home workshop scene on a light oak workbench

Introduction Concealed hinges — the cup hinges inside nearly every modern kitchen cabinet — look effortless when they work. The door closes softly, sits flush, and adjusts with a turn of a screw. Getting there, though, depends on one unforgiving step: boring a 35 mm cup hole in exactly the right place, at exactly the … Read more