57155 Carbide Tipped Sink and Trim 

with Ultra-Glide Ball Bearing Guide Solid

 Surface 49/64 Dia x 1-1/2 x 12 Deg x 1/2 Inch Shank

Diameter (D)	49/64
Angle (a°)	5°
Cutting Height (B)	1-1/2
Shank (d)	1/2
Overall Length (L)	3-1/2
Type	1/8 Over Hang
Replacement Bearing	47733
Flutes	2
A	1/2 or 3/4