... grain K10, uncoated, highly polished and ground, mainly suitable for the finishing operation of non-ferrous metals in continuous and ... chip breaking, better chip removal . 4. Special face design for excellent machining . 5. Extended tool life and improved surface quality ... 6. Double-sided negative ground. 7. Sharp positive cutting edge for lower cutting forces. Assorted types include CCGT, TCGT, DCGT, ...