[Kevin 1G Drummer]

Originally Posted by cmspaz

The last time I had to compress a caliper, I used a breaker bar for leverage, and that worked fine, but it just took time.

You can't do that on 1g rear brakes. The ebake compresses the piston in the caliper manually, so you need to screw it back in which means unless you can manage it with a screwdriver, you need a special tool to do it.