Cut 4mm grooves into the edge.
Carry over the position of the centre marking onto the first workpiece.
Hold the workpieces together and carry over the centre position.
Align the machine and attach the stop square to the front edge for exact cutting.
Using the drill and alignment jig, drill a 6 mm access hole into the surface.
Attach the connector to the drill and alignment jig, slide it into the groove and align it with light hammer blows.
Fasten the connector halves with screws. For brittle materials, pre-drill 2mm holes.
Assemble and align both components.
Tighten the Clamex S-20. Components can now be assembled and detached as often as required.