Used in offices and buildings where duct work is present
Diamond bit drills through the concrete, then extended to expose the carbide bit for drilling in thin duct work
Known as a ‘walker-duct’ bit
Retractable Carbide Bit
Description
Cat #
2-1/4″ x 2-1/2″ Retractable carbide diamond bit (complete)
01673
Individual Optional Components
Description
Cat #
2-1/4″ carbide hole saw with threaded cap
00032
2-1/2″ x 8″ HOL threaded bit – specify thread when ordering
05252
Threaded bit adapter
01929
2-1/2″ left/right threaded cap
01928
2-3/4″ left/right threaded cap
01930
Additional information
Options
2-1/4" x 2-1/2" Retractable carbide diamond bit (complete), 2-1/4" carbide hole saw with threaded cap, 2-1/2" x 8" HOL threaded bit – specifiy thread when ordering, Threaded bit adapter, 2-1/2" left/right threaded cap, 2-3/4" lef/right threaded cap
