Whether you need to make an opening for a light fixture or a pipe you are guaranteed a sharp clean cut with the Drywall Circle Cutter. Offered in our MARSHALLTOWN brand or WAL-BOARD TOOLS brand. Both feature a hardened cutter wheel and center pin that will remain sharp indefinitely. Measurements come easy and accurate with the calibrated steel shaft. The heat-treated scoring blade can cut circles up to 16 in. in diameter easily and accurately. The WAL-BOARD TOOLS Circle Cutter is Made in the USA with Global Materials.