Seco Long Length Drill Bit, Metric Universal, Series: SD1108A, 6.2 mm Drill Size - Metric, 0.244 in Drill Size - Decimal Inch, 106 mm Overall Length, 8xD Cutting Depth, 2 Flutes, Spiral Flute, 66 mm Flute Length, 8 mm Dia x 36 mm L Shank, Cylindrical Shank, 140 deg Point, Self-Centering Point, Right Hand Cutting Direction, Solid Carbide Cutting Edge, Solid Carbide, TiAlN Coated, Applicable Materials: Cast Iron, Hard Materials, Non-Ferrous Metals, Steel and Stainless Steel