Kyocera Replaceable Tip Drill SF16DRA115M3, manufacturer part number THD08615.
Specifications: Cutting Diameter: 11.50 - 11.99 mm (0.4528 - 0.4721 in); Overall Length: 102.00 mm (4.0158 in); Number of Flutes: 2; Shank Type: Flange Shank; Insert Holding Method: Screw; Old Material Number: 8608146; Connection Diameter: 16.00 mm (0.6299 in); Usable Length: 36.00 mm (1.4173 in); Contact Surface Diameter Machine Side: 20.00 mm (0.7874 in); Cutting Diameter Minimum: 11.50 mm (0.4528 in); Cutting Diameter Maximum: 11.99 mm (0.4721 in); Number of Inserts: 1; Coolant Option: Internal Coolant; Hand Direction: Right; Insert Style: SF…DRA; ANSI Designation: SF16DRA115M3; ISO Designation: SF16-DRA115M-3; Machining Operations: Drilling; LxD Ratio: 3xD.
Material: Steel. Series: DRA. Unit of measure: Metric.