The PipeCut 170E pipe-cutting saw with six-speed control and constant torque from Exact Pipe Tools cuts 0.6- through 6.7-inch-diameter pipe from 0.31 steel to 0.55-inch-thick plastic. The interchangeable Diamond X Cermet (for cutting stainless steel) and TCT blades are fully concealed and create no sparks or dust for ultimate safety. A battery-powered version of the 5.7-pound saw is available. 844/392-2800; www.exacttools.com.