... size: 23*18(mm)Number of page:72Matrix Angle: T29(15°- 25°)Product features:1. Flat design(T27), with a slope ... and polishing.2. Convex design(T29), with a slope of 15 degrees between abrasive cloth and vane, most suitable for grinding ... angle grinder.5. Abrasive cloth produced by the our company s expertise, grinding better, with good synchronous grinding. FLAP DISCS (Conventional ...