Center-Locating Punch For Threaded Holes Set With Handle (1/2 -13 9/16 -12 5/8 -11 3/4 -10)

Also known as transfer screws, these punches can be used in any threaded hole to transfer the hole location. Use the handle to screw a punch into a hole. Place your workpiece against the punch and strike it with a hammer to mark the hole location.