Increase speed so it will expand more..
 
Save time and money at the worksite. By controlling the speed, the 3D Chain continues
to expand as it removes material until it reaches its maximum size. Also for navigating
diameter transitions. Includes special Leader.
No carbides, for plastic or fragile pipes or with carbides for other pipes.
 
To be used with 12mm shaft on SUPER MIDI MILLER / MAXI MILLER