Greenlee® tap drill bit, split point, imperial, #8 drill, #8-32, 3 in OAL, hex shank, 1/4 in dia shank, 10 ga HSS, uncoated ever have to hunt around or figure out which drill bit to use with a certain tap tired of using a T-handle to tap the hole no more, because now you've got the Greenlee® combination drill tap bit, which drills the proper hole size and taps the hole all-in one operation and at an affordable price - saving you time and money. Greenlee® DTAP8-32 Split Point Tap Drill Bit