3/4" Full Bullnose Profile Wheel stone polish pad core bit porcelain saw blade
(a)1 Piece of V20 (20 mm / 3/4" Full Shape Bullnose). Very Important Remind: Pad Holder's max capacity is 5000 RPM. (c) 1 Piece of 4" Polishing Pad Backer (5/8"-11 Thread arbor. ).