Richard, interesting idea for the next generation of the tool! I'm pretty sure this one would break before I finish the model   Had a few late-night drilling sessions in .45mm size (#77, third smallest hole in Byrnes drawplate). This corresponds to 7/8in in real life.   First problem: tiny drill bit is too tiny for any collet. I tried wrapping it with masking tape, aluminium foil, etc - all was fruitless, it was spinning once bit bites into the wood. I turned the intern