# Does unscrewing a yo-yo mess it up somehow? **URL:** \ **Category:** General Yo-Yo\ **Created:** [July 16, 2019, 11:16pm UTC](https://forums.yoyoexpert.com/t/does-unscrewing-a-yo-yo-mess-it-up-somehow/305525 "2019-07-16T23:16:13Z")\ **Posts on this page:** 1\ **Showing post:** 38
**Author:** ![dam720](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/dam720/32/51442_2.png) [@dam720](https://forums.yoyoexpert.com/u/dam720)\ **Post date:** [July 17, 2019, 4:01pm UTC](https://forums.yoyoexpert.com/t/does-unscrewing-a-yo-yo-mess-it-up-somehow/305525/38 "2019-07-17T16:01:26Z")
I found these for tuning > [@How to tune a yo-yo with a hex bolt axle](https://forums.yoyoexpert.com/t/how-to-tune-a-yo-yo-with-a-hex-bolt-axle/16460): > > This is a hex head bolt: [image] Many yo-yos, especially those older ones, use this type of axle. The Freehand Zero and almost all plastic Duncan yo-yos, the One Drop Project, and others all use this type of axle. To tune a yo-yo with a hex bolt axle all you need to do is this: Take off the cap on the bolt side Then, throw the yo-yo and gently touch your finger to it. How much does it vibe after this? Take the yo-yo apart being careful to not let the bolt come out of its seat. Not… > [@How to tune a yo-yo with a set screw axle](https://forums.yoyoexpert.com/t/how-to-tune-a-yo-yo-with-a-set-screw-axle/8856): > > Most metal yo-yos use a set screw axle. So how do you tune a yo-yo with a set screw axle? In this guide I’ll try to explain how to tune a yo-yo with a set screw axle. As a side note I’m going to go into mind numbing detail about all things. I just feel it would be best to answer all questions before they are asked. Materials needed: A yo-yo that vibes and has a set screw axle A set of hex keys/pliers [Teflon tape](http://en.wikipedia.org/wiki/Thread_seal_tape) / [Loctite](http://en.wikipedia.org/wiki/Thread-locking_fluid) The first thing you need to do is remove the axle of your yo-… --- _[View the full topic](https://forums.yoyoexpert.com/t/does-unscrewing-a-yo-yo-mess-it-up-somehow/305525)._