Usually post on the Neanderthals but as no hand tools were used, posting here!
Baltic birch plywood, polycarbonate, some forms and a couple of routers. Considerable accuracy required to make the form to route the hole for the tube.
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Sideways as usual! A new technique, flame polishing routed edges with a MAP torch! Piece of cake!
Polycarbonate is weird stuff but wood power tools do a good job.
These are for Pharmacies.