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High toughness, abrasion resistance, high-speed cutting for the high hardness
135°split point trip for fast drilling
High speed steel (HSS) provides good wear-resistance and can be used in general purpose applications for both ferrous and non-ferrous materials
Improved control during installation, Threaded mandrel fully engages internal thread
One-piece structure,much stronger and solid compared to a normal helicoil
Customized EVA box, easy to store, easy to carry, not easy to drop.
Chillstatus
Reviewed in the United States on January 27, 2025
This 7/16-14 SAE Thread Repair Kit is a great value for the price. It comes with everything you need to repair stripped threads, including a drill bit, tap, counterbore, installation driver, and 10 stainless steel inserts.I would recommend this kit to anyone who needs to repair stripped threads. It is a great value for the price and it is easy to use.
Tyler
Reviewed in the United States on January 12, 2025
This thread repair kit gets the job done, but it is expensive. The tools are good quality and seem like they will last. It has everything needed to repair 7/16 threads. The special counterbore is a nice touch. It is good for engine repairs and other automotive work. The custom box is handy for storage. I just wish it was not so expensive. I have seen similar kits for less. It is also limited to just one size, so you will need other kits for different threads. Overall, it is a solid kit, but the high cost is hard to justify.
linda r.
Reviewed in the United States on December 4, 2024
This is a very nice thread repair kit. The pieces are quite sturdy and well made. Everything you need to repair the thread is included. I’ve got to slow down and read better. I never would have ordered had I realized it was for just one size. So if I need to repair just one 7/16 thread I would pay $99? That is just unreal to me. Like I said it is a very nice set but not for $99.
RoRo
Reviewed in the United States on December 11, 2024
This worked perfect for the rethreading.
Kimberly Caudle
Reviewed in the United States on December 1, 2024
This includes just about everything needed to repair wheel threads. It comes in a convenient case also.
Justkeepdancing
Reviewed in the United States on November 28, 2024
Truth be told, as long as the bolt hole isn’t hard to access, this kit is about as easy as it gets in a thread repair job.Having two tractors and several implements has given me the pleasure of needing to repair plenty of bolt holes. In years past I’ve used the standard helicoil kits with varied success. This kit from Sennmonn is complete and well made. I need several different sized thread repairs so I appreciate that it came in a nice case rather than one of the old style vinyl bags that would eventually tear.I think the best feature is the insert countersink. It takes all the guesswork out of determining how deep to set a helicoil, and there is no tab to remove after installation.Overall, this is a quality item that I would recommend to a friend.
A. M. Chenoweth
Reviewed in the United States on November 27, 2024
This SAE thread repair kit for 7/16 threads does the job, but it’s hard to ignore the price. The quality of the tools is decent, and they seem durable enough for regular use. It has everything you need to repair 7/16 threads, which is great, but the high price tag left me questioning the value. At $77, it feels overpriced for what you’re getting—I expected something closer to $40-$50 based on similar kits I’ve seen. While the tools work well and seem reliable, I can’t say they justify the cost. I was hesitant to buy this brand since I’m more familiar with Sennmon, and while it’s solid, it didn’t exceed expectations. Another downside is that this kit only covers one size, meaning I’ll have to buy additional kits for other thread sizes. If you really need a 7/16 repair kit, this will get the job done, but it feels more like a splurge than a smart buy. For the price, I wish it had a bit more to offer.
Bill H.
Reviewed in the United States on November 22, 2024
This is a totally comprehensive kit to make repairs to 7/16-14 threads that have been damaged. All you need is a way to turn the drill, such as a drill press, milling machine or in a pinch, you can even use an electric hand drill. This type of solid insert is the best way to repair damaged threads, especially if the base metal is soft like aluminum or brass. In that case they will actually ADD strength to the connection. Properly installed, these are a permanent repair that will not fail like coil type inserts. They cost more than coils but are definitely worth it.
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