54150 Carbide Tipped Classical Cove 5/16 

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

Diameter (D)	1-3/8
Radius (R)	5/16
Cutting Height (B)	5/8
Shank (d)	1/2
Overall Length (L)	2-1/2
Replacement Bearing	47706
Flutes	2