Get a pin vise and a set of wire drills- - - -#61 to #80 will handle most carburetor jets, along with the usual #1 to #60 drill set that's a lot more common. Always remember that a very small change in jet diameter can make HUGE difference in mixture!
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!