This Milwaukee Hole Saw Arbor has a 1/4 inch shank with 3 milled flats for greater gripping capability in the chuck. It can be used in 1/4 inch capacity drills and larger. The arbor has a 1/2-20 thread and can be used on hole saws from 9/16 inch diameter through 1-3/16 inch diameter. It can be used with 49-56-8003 pilot bit which is supplied with this Arbor. One arbor and pilot bit per package.

• 1/4 in. shank with 3 flats.
• 1/2 in. - 20 thread.
• Standard pilot 49-56-8003.
• For Hole Saws 9/16 in. to 1-3/16 in. diameter.