Real Thumb Drives!

Step 7 Add the Hardener.

Now our in the epoxy hardener to the second line. Mix thoroughly. Don't be too concerned with the bubbles. We've got 12 minutes from this point to work with it. Make sure that all the resin on the bottom is mixed with the hardener. Once you've got it mixed well, tap it a number of times on the table to knock out as many bubbles as you can.