Combination Protractor & Inclinometer: 0.05°Resolution, Digital MPN:54-422-450-1

ER:DNA16 is a high-quality precision grounded collet that boasts excellent mechanical properties ideal for machine shops, toolrooms and industrial applications. Its hexagonal shape allows it to provide exceptional grip strength on round shanks while its 3/8 capacity enables secure holding of the part being turned. With an internal thread designed to match ER-style taps and dies, it's perfect for use with end mills, drill bits and other rotary tools. This precision-engineered collet is also built to last due to its 17-4 heat treated stainless steel construction. Thus, making it the preferred choice among professional woodworkers, metal workers and machinists who require reliability in their projects.