Kyocera Replaceable Drill Tip DA1770MGM PR1525, manufacturer part number TLB06486.
Specifications: Cutting Diameter: 17.70 mm (0.6969 in); Insert Holding Method: Screw; Old Material Number: 8845757; Number of Cutting Edges: 2; Cutting Diameter Minimum: 17.70 mm (0.6969 in); Cutting Diameter Maximum: 17.70 mm (0.6969 in); Insert Size: 1770; Hand Direction: Right; Insert Style: DA; ANSI Designation: DA1770MGMPR1525; Chip Breaker Type: GM; ISO Designation: DA1770M-GM; Machining Operations: Drilling; Insert Grade: PR1525; Workpiece Material: Cast Iron, Steel, Stainless Steel; Coating Process: PVD.
Material: Carbide. Coating/Finish: MEGACOAT NANO. Series: DRA. Unit of measure: Metric.