Marvel Abrasive Products Inc

Anchor Abrasives, located in Tinley Park, IL, specializes in the design and manufacture of resin epoxy and oxychloride bonded discs and cylinders, along with recently added resin bonded centerless and roll wheels. Their highly skilled team is dedicated to the development, manufacture, and application of specialized abrasive products that meet evolving manufacturing methods and material specifications. The company is committed to innovation and high standards, resulting in unmatched performance in grinding technology. Anchor Abrasives continually aims to advance their products to adapt to the changing demands of the industry. Generated from the website

Founded in 1966, Grier Abrasive Company Inc specializes in producing abrasives, mounted points, plugs, stones and cones. Based in South Holland, Ill., the company also produces a wide range of products in resinoid, vitrified, Grier-Tex (cotton fiber), Grier-Brite (unitized nylon abrasive) and Grier Rub-Brite (rubber bond). It steers sales through industrial distributors, catalog houses, original equipment manufacturers and hardware private label programs. The company caters to hardware tool producers and aerospace firms.

Established in 1938, Engis Corporation is one of the leading superabrasive-solution providers in the United States. Based in Wheeling, Ill., the corporation specializes in grinding, honing, lapping and polishing products to fully configured manufacturing system solutions. It manufactures a range of products, such as superabrasive wheels, diamond blocks/tools, diamond pins/mandrels, diamond-saw blades and specialized tools. The company also provides electroplated products for various applications like ceramics, fiberglass pipe and composites throughout Europe, Canada, Asia and the Pacific Rim. Engis Corporation is an ISO 9001:2008 certified firm.