57140 Carbide Tipped Round Under Solid 

Surface 2-5/8 Dia x 1 Inch x 3/4 Radius x 1/2 Shank

Diameter (D)	2-5/8
Cut Depth (A)	1-1/2
Radius (R)	3/4
Cutting Height (B)	1
Shank (d)	1/2
Overall Length (L)	3
Flutes	2