2 M.T.-1JT Jacobs Drill Chuck Arbor
Model #: JACA-2M-1J
Price: $32.40
Description: 2MT- 1JT JACOBS BRAND Drill Chuck Arbor
- Shank Size: 2 M.T.
 - Chuck (Jacobs) Taper: 1JT
 
For drill chucks with Jacobs taper backs. 
Determine  both  shank size (to fit into your Drill Press,tailstock, etc.) & chuck (Jacobs) taper to order the correct arbor.  
Dimensions of Morse, Jacobs, and B&S tapers are posted in the "Metalworking Reference" portion of this website.