4) ...to the perfect size of the outer diameter of the mauled nut. 5) I cleaned the inside of the nut with a couple of alcohol-soaked cotton swabs. While the alcohol dried, I waxed the inside and outside of the pipette as well as the business end of a Gripper wrench tapered from 3.93 to 4.28 millimeters. 6) I mixed a bit of J-B Weld steel epoxy and packed a small amount in one end of the pipette... 7) ...then carefully slid the tube over the 5 6 7 8 9 10 July 2016 63 Vintage guitar end of the adjusting nut and pressed the epoxy out of the tube and into the nut, following with the waxed-off Gripper wrench. Taped into position, I let it dry for 24 hours. 8) The next day, I had a perfect hex again that fit the Gripper wrench.