Kyocera Replaceable Tip Drill SF20DRA150M12, manufacturer part number THD11879.
Specifications: Cutting Diameter: 15.00 - 15.99 mm (0.5906 - 0.6295 in); Overall Length: 265.00 mm (10.4331 in); Number of Flutes: 2; Shank Type: Flange Shank; Insert Holding Method: Screw; Old Material Number: 8863819; Connection Diameter: 20.00 mm (0.7874 in); Usable Length: 192.00 mm (7.5591 in); Contact Surface Diameter Machine Side: 25.00 mm (0.9843 in); Cutting Diameter Minimum: 15.00 mm (0.5906 in); Cutting Diameter Maximum: 15.99 mm (0.6295 in); Number of Inserts: 1; Coolant Option: Internal Coolant; Hand Direction: Right; Insert Style: SF…DRA; ANSI Designation: SF20DRA150M12; ISO Designation: SF20-DRA150M-12; Machining Operations: Drilling; LxD Ratio: 12xD.
Material: Steel. Series: DRA. Unit of measure: Metric.