The CRITERION DBL-203 Adjustable Boring Head with 1 Shank is a high-quality tool designed for CNC machining and metalworking. With a 3/4 bar capacity, it offers versatility for various boring applications. The straight shank design ensures secure installation in lathes or milling machines, making it a reliable choice for precision boring tasks. The Criterion brand ensures durability and precision in toolholding and workholding for industrial manufacturing processes.