99-SP-2154

CSD05-A COBALT COMBINED DRILL & COUNTERSINK,OD .437, OAL 3.50, DRILL DIA .218, DRILL LENGTH .437, POINT 135?, NO-FLUTE DEBURR INTEGRATED INTO 82? ANGLE, M-42 HSS, TA-C COATING, DESIGNED FOR HIGH RPM RHINO FAB CNC MACHINE, PATENT DESIGN