Industrial grade high-quality bits!
Hex Shank: 6.35mm(1/4")
Thread Sizes: M3, M4, M5, M6, M8, M10
Pitch: 0.5mm, 0.7mm, 0.8mm, 1.0mm, 1.25mm, 1.5mm
6x Drill Tap Bits set
It’s a unique combination of a tapper and a drill in one bit!
Get perfectly threaded holes every single time you drill with the double-action Drill Tap Bits!