pMARXMAN Combined Drill and Countersink, Plain Standard Length, Series 495, 732 in Drill Size Fraction, 02188 in Drill Size Decimal Inch, 6 Point Dia, 12 in Body Dia, 3 in Overall Length, 12 in Shank, 60 deg Point, 60 deg Included Angle, HSS Cutting Edge, HSS, Brightp.