Originally Posted by
striknein
You're right about the saw, but I do well enough setting star nuts with a small flat-tip screwdriver and a mallet.
When you can get a relatively decent click-type torque wrench for about 25 bucks, I consider it to be absolutely essential. It's a hell of a lot cheaper than buying a new crankset cuz you muffed up the interface.
If you are going to go cheap on a torque wrench, go with a beam type. (IMO)