Spec:
Shank: available for 3/8" and heavy duty 1/2" chuck sizes Arbor length: 5 1/2" with pilot drill Arbor weight: 0.5 lbs (227g) Arbor operation: Push collar to lock on saw, pull to release saw Arbor pilot drill: 37623, 4 1/8" x 1/4" (104.8mm x 6.4mm)

Description:
New arbor allows for rapid mounting or removing of hole saws.

™™ Faster, easier slug removal.

™™ Drill pilot hole without saw: Eliminates the ™bite™ when saw crashes into steel. Provides better erΩnomics- reduces stress on wrist, arm and hand. Eliminates obstructed view from hole saw.

™™ Only one arbor required from 7/8™ to 6™ (7/16™ shank recommended for hole saws above 2-1/2™).

™™ Works with recessed light and carbide grit hole saw products as well.

™™ Adapters re-useable to minimize costs.

™™ Universal- works with any brand hole saw.

™™ Kit contains Bi-metal hole saws for ™™ through 2™ conduit.