This Kennametal KM50 MDUNL Modular Boring Head is a top-quality toolholding accessory for CNC, metalworking, and manufacturing. Made in the United States, this adapter features a modular connection shank type and is suitable for use with workholding and toolholding equipment. Ideal for use in boring head and adapter applications, this product is a reliable and sturdy choice for your machining needs. Whether you are a business or industrial user, this Kennametal product is an excellent investment for your toolkit.