This bit is designed specifically for use with the Wilsonart bowl. Use with any handheld router; the ultra-glide bearing guides the cut, #57129, diameter (D): 1-1/2, angle (a°): 12°, cutting height (B): 1-1/4, Shank (D): 1/2, overall length (L): 3-1/16, type: bevel, replacement bearing: 47733, flutes: 2, Countertop thickness: 1/2 - 1-1/4, 57129 carbide Tipped Wilsonart SSV bowl Solid surface 1-1/2 dia x 1-1/4 x 12 Deg x 1/2 inch shank