Use this mixer to mix thinset, grout, and other concrete products. The plated steel increases the life of the product while providing strength for long use. Plated to resist corrosion and make clean-up easy. The 5-1/2 In. tall head creates a 5 In. square head designed to minimize air for smooth mixtures. The 30 In. overall length of the tool makes it an ideal height to fit easily in 5 gallon buckets. The 7/16 In. steel hex shaft works in 1/2 In. or larger drills.