China N123G2-0300-0002-GF-Tc831/Tp824 Carbide CNC Grooving Tool Insert and Parting Inserts for Metal Cutting, Find details about China Carbide Inserts, CNC Machine Cutting Tool from N123G2-0300-0002-GF-Tc831/Tp824 Carbide CNC Grooving Tool Insert and Parting Inserts for Metal Cutting