ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,131, issued on Sept. 15.

"Spotter bit" was invented by Eric Matthew Williams (West Alexandria, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A spotter bit and system for use in identifying a hole location in a construction substrate which includes an illuminating member equipped for illuminating a visible light color for a particular construction trade, the illuminating member which extends through the hole and is maintained in position to enable easy locating of the hole by virtue of the spotter bit. The spotter bit can also include a sound emitting device and blue tooth controlled by a micro processor to assist operating and in the locating...