perhaps you mean preheated [nut?] this is something ive seen done with new trailer ball being installed. heat the nut and crank it on the ball threading, but n

perhaps you mean preheated [nut?] this is something ive seen done with new trailer ball being installed. heat the nut and crank it on the ball threading, but not too tight or the nut will crack. >> really the original title messed up a bit. they say bolt, but are clearly depicting a nut as the subject. hot-nut.jpg [JPEG] [https://hips.hearstapps.com/hmg-prod/images/1-0001-hot-nut-64d2849f11595.jpg?crop=0.636xw:0.954xh;0.151xw,0.0459xh&resize=980 https://hips.hearstapps.com/hmg-prod/images/1-0001-hot-nut-6...:*]