Kyocera Replaceable Tip Drill SF16DRA120M3, manufacturer part number THD08620.
Specifications: Cutting Diameter: 12.00 - 12.49 mm (0.4724 - 0.4917 in); Overall Length: 104.00 mm (4.0945 in); Number of Flutes: 2; Shank Type: Flange Shank; Insert Holding Method: Screw; Old Material Number: 8608147; Connection Diameter: 16.00 mm (0.6299 in); Usable Length: 37.50 mm (1.4764 in); Contact Surface Diameter Machine Side: 20.00 mm (0.7874 in); Cutting Diameter Minimum: 12.00 mm (0.4724 in); Cutting Diameter Maximum: 12.49 mm (0.4917 in); Number of Inserts: 1; Coolant Option: Internal Coolant; Hand Direction: Right; Insert Style: SF…DRA; ANSI Designation: SF16DRA120M3; ISO Designation: SF16-DRA120M-3; Machining Operations: Drilling; LxD Ratio: 3xD.
Material: Steel. Series: DRA. Unit of measure: Metric.