Milwaukee 49-56-7055 - Large Thread Quick Change Arbor, 7/16" Shank dewalt high-carbon steel for strength and

high-carbon steel for strength and durability

But its hard to find a decent one these days

Tip Thickness: 31/64"

The cordless DUH651Z has zero emissions and reduced maintenance: there's no engine oil to change

Quik-Lok™ blade clamp system - provides fast and easy blade changes

Milwaukee 49-56-7055 - Large Thread Quick Change Arbor, 7/16" Shank dewalt high-carbon steel for strength andThis Milwaukee hole saw arbor has a 7 16 in. hex shank for greater gripping capability in the chuck. The backing plate is equipped with push pins which lock into holes on the backing plate of the hole saw for positive efficient transmission of torque. It can be used in 1 2 in. capacity drills and larger. The arbor has a 5 8 18 thread and can be used on hole saws from 1 1 4 in. and larger. It can be used with (49 56 8000), (49 56 8002) and (49 56 8005)