pMorse Taper Length Drill, Series 1356, 38 in Drill Size Fraction, 0375 in Drill Size Decimal inch, 634 in Overall Length, 538 in Cutting Depth, Parabolic Flute, 538 in Flute Length, Tanged Shank, 135 deg Point, Split Point, Right Hand Cutting, HSS Cutting Edge, HSS, Bright, Applicable Materials Aluminump