ISO standard tools perform most of the metalworking industry's machining. The applications range from finishing to roughing. As a full-line supplier of metalworking tools, Xinfa provides a full ISO range of quality tools. All standard geometries are supplied, including the most popular trigon shape. These semi-triangular turning inserts are used for axial and face turning and feature three 80° corner cutting edges on each side of the insert. They replace the rhombic inserts that had only two cutting edges, thus saving production time and cost while maximizing insert life. Xinfa offers a variety of unique chipformers and grade combinations that provide solutions to most of modern industry's machining needs. Xinfa’s ISO turning line provides a complete solution for all types of applications and materials, with innovative insert geometries combined with the world's leading carbide grades designed to meet high customer demands for tool life and productivity. Xinfa doubles the cutting edges on positive rake inserts intended for general turning applications. This economical solution for 80 degree turning provides double-sided robust and positive 4 cutting-edged inserts that easily replace the positive 2 cutting edged inserts. Their special design, assuring better insert positioning and stability to guarantee longer insert tool life. Introduction of various materials. APKT1135PDFR-MA/APKT1604PDER-MA: Color is white without coating, alumina series. Performance: copper, aluminum, plastic, non-metal processing, high finish.