Not since Keanu Reeves halfheartedly endorsed a line of aloof pliers have the words “matrix” and “tool” come together so well. Black and Decker’s Matrix Modular Tool System gives you a  drill, jigsaw, multi-tool, router, detail sander, and circular trim saw all in one package. It’s offered with a 12V cordless, 20V cordless or 4V AC corded base handle. What can one say about such a versatile performer? Other than this…