Precision Twist Drill Jobber Length Drill Bit, General Purpose, Series: 2A, Metric/Imperial, 4 mm Drill - Metric, 0.1575 in Drill - Decimal Inch, 75 mm Overall Length, 4XD Cutting Depth, 2 Flutes, Spiral Flute, 43 mm Flute Length, 4 mm Shank, Straight Shank, 118 deg Point, Conventional Point, Right Hand Cutting Direction, HSS Cutting Edge, No Through Coolant, HSS, Bright, Applicable Materials: Magnetic Soft Steel, Structural Steel/Case Carburizing Steel, Plain Carbon Steel, Alloy Steel/Hardened and Tempered Steel, Free Machining Stainless Steel, Austenitic, Ferritic + Austenitic, Martensitic, Lamellar Graphite, Nodular Graphite/Malleable Cast Iron, Unalloyed Titanium, Alloyed Titanium, Unalloyed Nickel, Copper, Brass, Bronze, High Strength Bronze, Unalloyed Aluminum Magnesium, Thermoplastics, Thermosetting Plastics, Reinforced Plastic Materials and Cermets