DTH HOLE OPENERS diameter 4-1/2" to 6-1/2" and shank QL60.

R32-64mm Retrac Threaded Cross Bit

Q12-64-R32-RC Threaded Button Bit

Q9-48-R32 Threaded Button Bit

Q9-R32-57 Thread button bit

Q7-41-R32 Threaded Button Bit

Q9-51-R32 Retrac Bit

Q7-45-R32 Threaded Button Bit

Q9-45-R32 Threaded Button Bit

Q9-51-R32 Threaded Button Bit

Q9-45-R32 Power bit TRUBBNOS

R25-45mm Threaded Cross Bit