Kyocera Replaceable Drill Tip DA1072MGM PR1535, manufacturer part number TLC10004.
Specifications: Cutting Diameter: 10.72 mm (0.4221 in); Insert Holding Method: Screw; Old Material Number: 8845455; Number of Cutting Edges: 2; Cutting Diameter Minimum: 10.72 mm (0.4221 in); Cutting Diameter Maximum: 10.72 mm (0.4221 in); Insert Size: 1072; Hand Direction: Right; Insert Style: DA; ANSI Designation: DA1072MGMPR1535; Chip Breaker Type: GM; ISO Designation: DA1072M-GM; Machining Operations: Drilling; Insert Grade: PR1535; Workpiece Material: Steel, Stainless Steel, Cast Iron; Coating Process: PVD.
Material: Carbide. Coating/Finish: MEGACOAT NANO. Series: DRA. Unit of measure: Metric.