Dormer Jobber Length Drill Bit, General Purpose, Series: A108, Metric/Imperial, 1.2 mm Drill - Metric, 0.0472 in Drill - Decimal Inch, 38 mm Overall Length, 4XD Cutting Depth, 2 Flutes, Quick-Spiral Flute, 16 mm Flute Length, Straight Shank, 135 deg Point, Split Point, Right Hand Cutting Direction, HSS Cutting Edge, No Through Coolant, HSS, Oxide Treated, Dark Gray, Applicable Materials: Magnetic Soft Steel, Alloy Steel, Lamellar Graphite, Aluminum, Magnesium, Unalloyed and Copper