Screws in Trade Cases
A trade case containing a number of different size screws just makes it easy - no searching in the box of assorted screws that we all have accumulated.24" Demolition Bar
Also known as a crowbar, useful for easing objects, removing blocks where they shouldn't be and taking things apart.Utility Bar

Plastic spacers
You can get plastic spacers
from some builders merchants, we get ours from our window
supplier. They are colour coded according to their thickness. They are wonderful
for truing up things, and getting things plumb and level. See the photos below.
(Click on pictures for a larger view)