Product Information:
Name: 1-1/4 inch R8 shank shell mill adapter
Size: Arbor diameter: 1-1/4, shell mill range: 3 to 3-1/2
Drawbar thread size: 7/16-20UNF

Product features:
-1-1/4 inch R8 shank shell mill adapter made of high-quality steel for durability.
-Each key is milled finished and assemble into the tool holder with screw.
-Bottom contact surface between face mill and this tool holder is precision ground finished to achieve AT3 taper tolerance.
-The runout tolerance is within .0004inch from R8 shank to face mill arbor.

Package includes:
1 x 1-1/4 inch R8 taper shank milling shank