Rinker Materials Corporation is one of the largest producers of heavy building materials in the United States. It manufactures crushed stone, cement, concrete, concrete block and asphalt. The company provides various tools and equipment, such as brushes, sponges, rollers, caulk guns, power cords, rebar shears, hoses and accessories. It also offers electrical supplies, hammers, pliers, pry bars, sprayers and compressors, as well as shovels, hoes and rakes. In addition, Rinker Materials Corporation provides glass blocks, clay bricks, mortar and grouts. With annual revenue of more than $3 billion, the company employs over 10,000 people. It is a wholly owned subsidiary of Rinker Group, an Australian company. Rinker Materials Corporation maintains a location in Delray Beach, Fla.