NEW - but I had to open the envelopes to confirm what was inside.
There are eleven taps in all:  THREE TAPS 4-40 +.0025      THREE TAPS 4-40 +.004     THREE TAPS 4-40 + .005                           ONE 4-40 plug       ONE 4-40 bottom

From the estate of a local gentleman who was an optical/mechanical engineer designing and using precision mechanical and optical instruments. He also collected cameras and precision instruments.

Happy to combine shipping. Don’t pay right away for multiple purchases – I will send invoice showing discounted shipping.