Niagara Cutter 
Model - N90264 
13/16 x 3/4 x 1 7/8 x 4 1/8  
A208 
Center Cutting

Maximum Depth of Cut : 1-7/8 in

Arbor/Shank Size : 3/4 in

Cutter Diameter : 13/16 in

Shank Diameter : 3/4 in