Tool Troubleshooting

If your impact driver keeps spinning when the trigger isn’t pulled, the most likely cause is a trigger switch that isn’t returning all the way to off. Either dust and debris are holding it partly in, or the switch has worn out or failed internally. Less often, the electronic controller Read more

A plain-language guide to why a power tool battery wont charge, what the blinking charger light really means, and which packs are worth saving.

An impact driver that hums, clicks, or does nothing usually has one of five specific failures, and most of them you can diagnose in under ten minutes.