ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,471, issued on March 31.

"Power driven wrench with removeable heads" was invented by Clifford Bostic (Belle Glade, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A handle wrench assembly including a handle wrench that receives a head assembly including a head and including a battery housing assembly having a battery housing. The head attaches to said handle wrench in a top portion thereof by an attaching portion that conforms with the bottom of the head. The handle wrench has a hollow body to store a motor with an electronic member wherein the motor activates sprockets to transmit movement to head sprockets wherein the head sprockets connect t...