![Driver tips can wear down without looking broken.](https://myfixituplife.com/wp-content/uploads/2012/04/TIP__Driver__Worn-thegem-blog-default.jpg)
It might not look like it at first, but driver bits can wear out making them really hard to keep in contact with the screw. The
![TIP__Driver__Worn Driver tips can wear down without looking broken.](http://myfixituplife.com/wp-content/uploads/2012/04/TIP__Driver__Worn-300x169.jpg)
![TIP__Driver__Worn Driver tips can wear down without looking broken.](http://myfixituplife.com/wp-content/uploads/2012/04/TIP__Driver__Worn-300x169.jpg)
first telltale sign: the bit cams out of screw heads more easily than normal—thuda-thuda-thuda-thuda. The other sign: the very tip is shiny, which is a means the steel has worn. Time for a new one.