#2
1. you'll most likely need special tools. Reverse drill bits, Easy Out's, Stripped Screw Removers...

2. sliders??? more specific please.
#3
Do you mean switches, when you say sliders?
Gear:
Schecter Hellraiser Deluxe
Boss DS-1
Crate GTD65

GAS List:
Mesa Boogie Dual Rectifier Roadster