Conde HD vacuum/pressure pumps from Westmoor are built in a variety of sizes from 35 to 230 cfm. They incorporate a slide valve/changeover valve, which is compact, low profile and works easily. Automatic oilers never need adjustment. They can be driven by a variety of power sources, including a gas or diesel engine package, PTO, right-angle drive or a hydraulic pump. They are double shafted and can be set up for clockwise or counterclockwise rotation. 800-367-0972; www.westmoorltd.com.