Black & Decker 20v Max Lithium Cordless Drill With Autosense Technology
A drill with an automatic transmission

The folks at Black & Decker have designed a sensor that detects major shifts in a screw's torque, stopping the motor before stripping the fastener or splintering wood. Jonathon Kambouris
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There’s hardly a project that doesn’t suffer the aggravation of a stripped or overdriven screw. Black & Decker’s AutoSense technology could make those problems obsolete.