Milwaukee® hole saw arbors are made from hardened carbon steel and alloy steel for greater durability. The 49-56-6950 arbor drives from the 3-flat shank of the pilot bit, which won't slip in the chuck.
| Competitor Name | Competitor Part Number |
|---|---|
| Berkshire eSupply | PD5049566950 |
| MSC | 96754734 |
| Grainger | 13N969 |