57258 Carbide Tipped Chamfer with 

Ultra-Glide Ball Bearing Guide Solid 

Surface 2-17/32 Dia x 1-3/4 x 30 Deg x 1/2 Inch Shank

Diameter (D)	2-17/32
Angle (a°)	30°
Cutting Height (B)	1-3/4
Shank (d)	1/2
Overall Length (L)	3-5/8
Replacement Bearing	47707
Flutes	2