The DuMont Broach Set consists of keyway broaches with sizes ranging from 1-1/2" to 1/2" C to 1/2" B, offering a mix-matched set for various metalworking needs. Made by Dumont, known for producing quality metalworking supplies, this set is designed for precision and efficiency in CNC machining and manufacturing processes. Both the brand and the broach type of this set ensure reliability and durability in creating accurate and high-quality keyways in metal components.