aiyun 6 Pack Titanium Combination Tap Drill Bit Set, Thread Tap Drill Bits Set M3-M10 Metric Drill and Tap Set
- ...nium coating. Each tap drill is engraved with a size making, which is convenient for you to choose the size that suits you.
- [Quick Change] 1/4 inch Hex Shank fits into all power tools more easily and securely, especially for locking into quick change chuck. Hex shank has a tapered end to prevent excessive knocks. Back taper exceeds the tap to prevent over-drilling and damage to the thread.
- [Guarantee] Here at Rirui-tool we only care about your satisfaction. We try our best to ensure each product is in perfect condition before you get it, but if something is not up to your satisfaction, please contact us for a full refund.