buy, buy, buy (that what banks want you to do)Not
with the "money in your pocket": they only want you to "buy, buy, buy" if you use their credit cards, so they can charge you interest rates that used to get people tarred and feathered.
Back to muneeb's question...
Make a prioritized list of the projects you've been wanting to do, but couldn't for lack of parts/tools. And a list of recent occasions where you've cursed and said "I could've done this in half the time if I had xxxx
The answers to your question will become fairly (though probably not completely) obvious.