How-To: Upgun your power drill battery pack

Technology
How-To:  Upgun your power drill battery pack
BrianHdrillbatteryupgrade.jpg

Instructables user BrianH replaced the nickel-cadmium (NiCd) factory cells in his cordless drill with nickel-metal-hydride (NiMH) cells. He reports much longer useful lifetime for the drill between charges after the upgrade.

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I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

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