pMorse Combined Drill and Countersink, Plain Long Length, Series 5495T, 316 in Drill Size Fraction, 01875 in Drill Size Decimal inch, 5 Point Dia, 716 in Body Dia, 6 in Overall Length, 716 in Shank, 60 deg Point, 60 deg included Angle, Solid Carbide Cutting Edge, Solid Carbide, AlTiN Coated, Applicable Materials Abrasive Materialp.