Chicago-Latrobe Jobber Length Drill Bit, Series: 150B, Imperial, #58 Drill - Wire, 0.042 in Drill - Inch Decimal, 1-5/8 in Overall Length, 11/16 in Depth of Cut, 2 Flute, Right Hand Spiral Flute, 11/16 in Flute Length, 0.042 in Dia x 0.93755 in L Shanka, Straight Shank, 118 Degree Point, Radial Point, Right Hand Cutting Direction, HSS Cutting Edge, No Through Coolant, HSS, Bright, Applicable Materials: Aluminum, Copper, Carbon Steel, Mild Steel, Magnesium, Non-Ferrous Metals, Non-Metal, Slate, Thermoplastic and Wood