Kyocera Grooving Insert GMG4020040MS CR9025, manufacturer part number TKW12052.
Specifications: Insert Thickness: 4.30 mm (0.1690 in); Corner Radius: 0.40 mm (1/64 in); Cutting Width: 4.00 mm (0.1575 in); Insert Holding Method: Clamp; Insert Length: 20.00 mm (0.7874 in); Old Material Number: 8801387; Rake: Positive; Number of Cutting Edges: 2; Cutting Range: Finishing-Medium; Full Radius: No; Usage Classification: Continuous to Light Interruption; Cutting Width Minimum: 4.00 mm (0.1575 in); Cutting Width Maximum: 4.00 mm (0.1575 in); Maximum Depth of Cut: 25.00 mm (0.9843 in); Insert Shape: Irregular; Insert Size: 4020040; Insert Style: GMG; Hand Direction: Neutral; ANSI Designation: GMG4020040MSCR9025; Chip Breaker Type: MS; ISO Designation: GMG4020-040MS; Machining Operations: External Grooving, Traversing; Insert Grade: CR9025; Workpiece Material: Steel; Coating Process: CVD.
Material: Carbide. Coating/Finish: TiCN/TiN. Series: KGM. Unit of measure: Metric.