Updated Appendix C: Hardware (markdown)

Appendix-C:-Hardware.md

@@ -14,16 +14,16 @@ This guide was a bit light on detail in the other sections, and that's because t
 
 First, a complete list of all the hardware you'll need:
 
-- 8x M3x8mm flat-countersunk machine socket head screws
+- 1x M3x8mm flat-countersunk machine socket head screw
 - 3x MR63ZZ roller bearings
-- 4x friction pads
+- 5x friction pads
 - 1x snooker ball
 
 We'll be going over all of them in detail. There will be mentions of *critical specifications*; if you're going to be sourcing your own parts, **you must get parts that conform to the critical specifications**. If you go off-menu, the parts will not fit the way that we intended when we designed the trackball. That might mean that your trackball **doesn't work**.
 
 Let's get cracking.
 
-## M3x8mm flat-countersunk machine socket head screws
+## M3x8mm flat-countersunk machine socket head screw
 
 Here are the critical specifications:
 
@@ -44,12 +44,7 @@ Here are the critical specifications:
 
 ## Friction pads
 
-Here are the critical specifications:
-
-- Circular shape
-- Up to 3/4" diameter
-- Up to 1/8" thickness
-- Non-slip
+There aren't really critical specifications for this. Use whatever you've got on hand.
 
 ## Snooker ball