Looking for cement, grout, and mortar testing equipment? At Kuka Sales Group, we carry the cement, grout, and mortar testing equipment you need — including affordable plastic cube molds, tampers, and smaller (2” and 3” min in diameter) for grout testing . This kind of testing can often require specific (and sometimes customized) products to fulfill necessary specifications, and our ability and knowledge in the industry can help you determine the right choice.