1.) They have strong fingers
2.) They always know when to slow down and speed up
3.) They have tremendous stamina and endurance
4.) They always wear proper protection
5.) They have the fastest 'lap' times
6.) They know how to work their tools
7.) They Love getting dirty
8.) The harder and faster they go the better.
9.) They know how to work around tight areas with ease
10.) They're always practicing so they can become better
Haha.... ;-)