Extend you reach a full 12 inch when drilling with Milwaukee hole saw arbors. Secures with a hex key included. The 3/8 inch hex fits 3-jawed chucks, 3/8 inch drill capacity and larger.
3/8 hex shank
12 in. length
For selfeed bits, auger bits and hole saw 1 in. diameter and larger with 3/8 in. shank
Extends you reach a full 12 inches when drilling with Milwaukee hole saw arbors