Seco Jobber Length Drill Bit, Universal, Series: SD1105A, Imperial Drill Diameter Measurement System, 3/16 in Drill Size - Fraction, 4.763 mm Drill Size - Metric, 0.188 in Drill Size - Decimal Inch, 3.228 in Overall Length, 5xD Cutting Depth, 2 Flutes, Spiral Flute, 1.732 in Flute Length, 0.236 in Dia x 0.236 in L Shank, Cylindrical Shank, 140 deg Point, Self-Centering Point, Right Hand Cutting Direction, Solid Carbide Cutting Edge, Yes Through Coolant (Yes/No), Solid Carbide, TiAlN Coated, Applicable Materials: Cast Iron, Hard Materials, Non-Ferrous Metals, Steel and Stainless Steel