Miyanaga Concrete Drill Setting Tool for Deltagon SDS Plus Stop Bit

Replace the O-ring for the driving holder when it has worn out., (The set includes 1 spare O-ring. Can also be purchased separately.)

The stopper ensures accurate drilling to the desired height. Attach the driving holder without removing the bit from the hammer drill to start hammering. A spare O-ring is included to replace the O-ring for attaching the holder when it has worn out.

For hammering and drilling pilot holes of internal cone hammer anchor through concrete, mortar and deck plates.