1" to 2" bit extender

A 20mm long hexagonal cylinder, 6mm across the flats.

My MegaPro ratcheting 13-in-1 screwdriver uses double-ended two inch bits. I wanted to use it with some single-ended one inch bits, so I made this drop-in spacer. It is slightly undersized so it won't get stuck in there.

**Update:** It turns out, even while being slightly undersized, there is a chance that if you put enough pressure on the spacer, it will deform and be difficult to remove. It also turns out that one of my earlier design