Specially designed for 2d and 3d cnc profiling and carving in plastic, aluminum & wood with cnc machines. The high-shear ball nose and flat bottom tips cut smooth 2d and 3d contours with reduced stepping while the proprietary zrn coating (applied by the physical vapor deposition coating process) provides high resistance to wear, sharper cutting edges, extended tool life and less friction and heat buildup.Some of amana tool carving tools, as you can appreciate have a very small diameter therefore any material chip-loads need to reflect that small size. Devotion to consistently providing the highest quality. Corporate headquarters and warehouse, located in new york. Commitment to offer the highest consistent quality and innovative products.