Dormer Oil Feed Drill, Multi-Application, Series: R459 MP-X, 7.9 mm Drill Size - Metric, 0.311 in Drill Size - Decimal Inch, 126 mm Overall Length, 8XD Cutting Depth, 4 Flutes, Spiral Flute, 84 mm Flute Length, 8 mm Dia x 36 mm L Shank, Straight Shank, 140 deg Point, Split Point, Right Hand Cutting, Carbide Cutting Edge, Carbide, TiAlN, Black Gray, Applicable Materials: Steel, Stainless Steel, Cast Iron, Aluminum Magnesium and Copper