Attributes . DTAPM3C M3 X 0.500 Drill/Tap Bit, DTAPM4C M4 X 0.700 Drill/Tap Bit, DTAPM5C M5 X 0.800 Drill/Tap Bit, DTAPM6C M6 X 1.000 Drill/Tap Bit, DTAPM8C M8 X 1.250 Drill/Tap Bit, DTAPM10C M10 X 1.500 Drill/Tap Bit . Names