Too little power won't get the job done, too much is a waste of money.
So how many volts do you need? To find out, just answer one question (truthfully): How handy am I?
By Suzanne Kantra Kirschner
Posted 02.22.2002 at 4:56 pm 0 Comments
The Golden Rule
Stick with one manufacturer, and you can use the same battery in all your tools-as long as they have the same voltage. So don't go for a 9.6-volt drill if you think you'll want an 18-volt reciprocating saw later. The descriptions below will help you determine how handy you really are around the house-and, thus, your future cordless tool needs.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.