Guhring Jobber Length Drill, Type GT 100, Series: 658, Imperial Drill Diameter Measurement System, #52 Drill Size - Wire, 0.0634 in Drill Size - Decimal Inch, 43 mm Overall Length, 17.585 mm Cutting Depth, 2 Flutes, Parabolic Flute, 20 mm Flute Length, 1.61 mm Shank, Straight Shank, 130 deg Point, Cone Relief Point, Right Hand Cutting Direction, HSCO Cutting Edge, Through Coolant (Yes/No): No, HSCO, TiN Coated, Applicable Materials: Steel, Stainless Steel, Gray Cast Iron, Malleable, Spheroidal Iron, Aluminum and Other Non-Ferrous Metals