Kyocera Turning Insert TNMG231HQ CA525, manufacturer part number TAC06020.
Specifications: IC Size: 1/4 in (6.35 mm); Insert Thickness: 3/16 in (4.76 mm); Corner Radius: 1/64 in (0.40 mm); Insert Holding Method: Screw or Clamp; Old Material Number: 8841294; Rake: Negative; Number of Cutting Edges: 6; Cutting Range: Finishing-Medium; Usage Classification: Continuous to Light Interruption; Insert Size: 231; Hand Direction: Neutral; Insert Style: TNMG; ANSI Designation: TNMG231HQCA525; Chip Breaker Type: HQ; ISO Designation: TNMG110404HQ; Included Angle: 60 degrees; Machining Operations: Boring, Chamfering, Copying, External Turning, Facing; Insert Grade: CA525; Workpiece Material: Steel; Insert Shape: Triangle; Coating Process: CVD.
Material: Carbide. Coating/Finish: TiCN/Al2O3/TiN. Series: ISOI. Unit of measure: Inch.