2675 (6.79MM) OD X 7-5/8 FLUTE LENGTH X .315 SHANK WITH WHISTLE FLAT X 9-1/8 OAL. DOUBLE MARGIN COOLANT FED CARBIDE: Amazon.com: Tools & Home Improvement
GARR 57820 1700K Double Margin Drill, 187 mm Drill - Metric, 7.3622 in Drill - Decimal Inch, 6xD D Cutting, 2 Flutes | Turner Supply
DOUBLE MARGIN STRAIGHT FLUTE STEP DRILL - Tomahawk Tool Service