A new, all-purpose flexible mesh depressed center Type 27 abrasive wheel for removing light welds, burrs, rust, and paint is being introduced by Rex-Cut Products, Inc. of Fall River, Massachusetts. The Sigma Screen(TM) depressed center Type 27 wheel features a blend of zirconia-ceramic abrasive grains bonded to a flexible mesh for grinding, blending, and finishing applications. Much more flexible than resin-fiber discs, these mesh wheels are cool-running,...