Only minimal sanding is required after using this bevel trim Bit to profile The laminate and adhesive of a Wilsonart HD sink, #57159, diameter (D): 1-55/64, angle (a°): 50°, cutting height (B): 3/8, shank (D): 1/4, overall length (L): 1-7/8, replacement bearing: 47777, D2: 7/8, D1: 15/16, 57159 bevel trim 50 deg angle x 1-55/64 DIA x 3/8 cut depth x 1/4 inch shank router bit for Wilsonart HD laminate sinks