Iscar EMT 4501448 Taper Shank ER16 Collet Chuck 0.022" x 0.396" CAT40. At Dan's Discount Tools, all of our products are brand-new and unused, unless otherwise clearly stated. Packaging for our products has been opened for picture-taking and inspecting only. Products may or may not be in original packaging. Our mission is to please all of our customers.Please let us know if you have any questions or concerns. We are happy to help.