Shower Head Flow Limiting Washer

We live in a house with really good water pressure. I recently replaced
our shower head with one that let far too much water through, to the
point that it hurt to stand in the shower stream.

Since our shower water valve does not control flow, I designed and
installed this flow limiting washer to reduce the pressure to a
reasonable level.

It has a slot for a small screw driver and is threaded to screw into
the back of the shower head. See the last picture showing how