(A) Dia : 42
(B) Flute Length : 38.1
(C) Overall Length : 92 Measurements are in mm
BULL NOSE RADIUS BIT W/BEARING - A time saving bit for rounding over both sides of a board in one pass. Carbide Tipped, Two Flutes with Ball Bearing Guide, 1/2" Shank, B1: 38.1mm B2: 26.2mm, Replacement Ball Bearing TB8.