Included: cutters, Arbor and ball bearing guide/ 4 Wing, #47414, diameter (D) 1, angle (a°) 15°, cutting height (B) 1/4, shank (D) 1/2, overall length (L) 3, C 15/16, Wings 4, 47414 carbide Tipped double bevel trim Cutter assembly 15 deg x 1 inch dia X 1/4 x 1/2 shank with center ball bearing