This 5C collet set is crafted from high speed steel and undergoes rigorous quenching, significantly enhancing hardness and rigidity for high frequency machining applications Designed for professional machinists, toolmakers, and engineers in the metalworking industry, it provide accessories for demanding machining tasks Featuring collets with high concentricity through advanced turning and grinding, the set minimizes clamping errors, ensuring accuracy, and deliver consistent workpiece with smooth edged Ideal for use in lathes, grinding machines, and other machining equipment, handle various workpiece shapes and sizes with its assortment of square and hexagonal collets, boosting efficiency in manufacturing and production environments With its comprehensive design, this hardened steel collet set exemplifies and is essential for enhancing productivity in mechanical workshops, Manufacturer: GMBYLBY