Introducing the Center Finder Compass by POWERTEC. This compass like tool was designed to provide you with a quick, easy and accurate solution to finding the center of irregular shapes and non-dimensioned stock. Use it to make your cuts dead center without measuring repeatedly. A marvelous tool for bowl hollowing, glass making, or simply making perfectly aligned circles up to 10 in. Many wood turners insist on adding this as an integral part of their lathe setup. Be Clear with Your Project Objectives. Its thick, yet lightweight design pairs perfectly with its clear acrylic display, making it easy to see-thru, in order to center up your material.