5/8" 3JT Heavy Duty Drill Chuck Key Keyed & 3JT-1MT Arbor MT1 JT3
Brand: All Industrial Tool Supply

Arbor made of precision ground, high grade tool steel.

Our part # ALL-49763
High quality, heavy duty design for long tool life! This versatile set contains the following:
1 pc- 1/8" - 5/8" x 3JT keyed drill chuck
1 pc- Morse Taper #1 (1MT) to Jacobs Taper #3 (3JT) arbor