11/16 Cobalt S&D 1/2 Reduced Shank Drill Bit, Heavy Duty Gold Finish135 Degree Point 6" Length Round 1 2" Shank 135 _ Split Point M42 High Speed Steel Suitable for Heat Treated Material Stainless Steel High Temperature Alloys Difficult Work Materials Specifications Drill Size 11 16 _in Decimal Equivalent 0. 6875 _in O A Length 6 _in Flute Length 2 3 4 _in Point 135 _ Split Point larger image Finish Gold Shank Type Round Shank Size 1 2 _in Material M42 High Speed Steel Suitable For Difficult Work Materials _ Heat