What does this mean?Pros & Cons
Cons
These are incredibly soft and brittle. Won’t cut grade8 bolts. Absolutely garbage. Brittle metal, waste of money.
Highlights
Quality
The combined drill bit / threading tap eliminates the alignment problem and avoids the wasted time and frustration that comes w... Read More
I've been using them in mild steel ,and they are holding up very well.
Bit stopped cutting after about 40 seconds and yes i stopped and used coolant.
Tried it on exhaust flange after cutting off seized bolts.
Overview
- How are reviewers describing this item?
great, first, good, ok and broke. - Our engine has profiled the reviewer patterns and has determined that there may be deception involved.
- Our engine has determined that the review content quality is low.
- Our engine has analyzed and discovered that 66.4% of the reviews are reliable.
- This product had a total of 615 reviews as of our last analysis date on Sep 28 2024.
Helpful InsightsBETA
Posted by a reviewer on Amazon
The 14 hex give you a drive with ratchet wrench in tight spot
Posted by a reviewer on Amazon
Sometimes the tap would get jammed and break if not aligned perfectly with the hole
Posted by a reviewer on Amazon
Tried it on exhaust flange after cutting off seized bolts
Posted by a reviewer on Amazon
Bit stopped cutting after about 40 seconds and yes i stopped and used coolant
Posted by a reviewer on Amazon
Ended up using an old hss bit and a sae tap to do the job
Posted by a reviewer on Amazon
I will get good use out of them
Posted by a reviewer on Amazon
Unfortunately i only needed it for one hole tap and i pretty much had to buy an entire set
Posted by a reviewer on Amazon
I didnt use this product my boyfriend wanted it for his drill or something
Review Count History
Price History
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