2007 Alpine X4 linear saw, includes saw only. From the OEM's brochure, "..ability to cut one, two, three or four boards at the same time. Will cut extremely long scarf cuts (60 inches or more). Cuts standard truss parts from any lumber width". Cuts from 2x4" through 2x12" lumber. Servo controls, self-diagnostics, small parts outfeed at front of saw and touch screen PC controls. Material feeds from left to right. Prints up to four (4) 1 1/2" edges. 15 HP motor, 22" carbide-tipped blade. Includes manual and spare blade. 230 volt, 3 phase electrical. 10 CFM at 90 PSI air required.