Titanium Plated Hex Shank HSS Screw Thread Metric Tap Drill Bits

Multi-purpose: These drill tap bits are must have if you fabricate a lot; you can use the in aluminum, wood, plastic, iron, and so on, They’re sharp, and easy to use. Fit Electric hand drill, impact drill, bench drill and tap machines.
Easy to Use: Each tap drill is engraved with its size convenient for you to choose the suitable size with a glance. A tapered end on hex shank can prevent excessive knocks; Back taper exceeds the tap to prevent over-drilling and damage to the thread.