Protec tools manufacturing(Shanghai)Co., Limited, was established in 2004. Since established we put our target on help our customers "work it easier". In China, we have an ancient idiom " the one wants to work fast, should sharpen his tools first".
The pads are made of special material, can be used with water or without water. It can be applied to Polish and grind the corner angle, inside and outside arc of the stone, and its back is velcro with soft nap. It can be bent or distorted freely.

The grit: 50#, 100#, 200#, 400#, 800#, 1500#, 3000#.
The size: 3", 4", 5".