This is a three pack of ball mills from Carbide 3D that are perfect for fabricating complex, organic surfaces. Each mill in this pack features a cutting diameter of 0.0625 inches, a shank diameter of 0.125 inches, and a cutting length of 0.25 inches. These cutters really are the bread and butter of 3D machining and fabrication. Each cutter is made of solid carbide to ensure long lasting use. https://elecena.pl/product/15060306/ball-cutter-0-0625-diameter-111-3-pack 2018-07-27 https://elecena.pl/product/15060306/ball-cutter-0-0625-diameter-111-3-pack 2019-12-05