Framing Nailer Reviews

NuMax SFR2190 21 Degree Framing Nailer Review

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Gone are the days when your only choice of tools was the type of hammer to use when framing a new wall or building a fence. Carpentry has come a long way, and thanks to the invention of the nail gun, many jobs can be completed in less time using less elbow grease. Nowadays, you can drive one nail in the blink of an eye and multiple nails in mere seconds.

Choosing the right nail gun can be a daunting task but with good comparison charts like this one,  deciding can be much easier. For now, let’s take a closer look at just one of the top rated nailers that will surely make your life easier

The NuMax SF2190 21-Degree Framing Nailer has a lightweight magnesium design which features a Non-Stick o-ring. It has a single piece hardened steel drive blade.


  • Brand: NuMax
  • Dual-mode Trigger
  • Shots 21-degree nails (2 to 3 ½ inch plastic collated round head)
  • Anti-dry fire mechanism
  • Power source: air-powered
  • Product Dimensions: 20 x 6.5 x 14.2 inches


The NuMax SF2190 21-Degree Framing Nailer is very lightweight for a nail gun.

It sits well on the hand and is very comfortable to hold. It does not have that extra weight that you may have to worry about when working on a project. This also helps when you are working on vertical beams.

The arm won’t tire easily. Although lightweight, it is quite sturdy and a good option for home projects.

The fact that the NuMax SF2190 21-Degree Framing Nailer comes with two triggers is a plus. The single fire trigger allows for an easy change between triggers without having to switch.

This trigger is great if you are working on small projects or projects that don’t require too much nailing. The other trigger is for multiple fires which is perfect for high volume jobs.

All you need to do is switch triggers when working on a project that requires extensive nail work.

Probably one the best features of the NuMax SF2190 21-Degree Framing Nailer is its safety feature which prevents firing once the cartridge has only a few nails.

This gives the user the opportunity to reload the cartridge and not be left empty. It is essentially a warning signal that the cartridge needs reloading.

The NuMax SF2190 21-Degree Framing Nailer is powerful enough that it can push a 3-inch nail through sturdy wood like a Douglas fir with not much effort. A few who have reviewed and used this nail gun also noted that they did not experience any jams even with a 500 round nail.


Although a few who have reviewed and used the NuMax SF2190 21-Degree Framing Nailer’ liked the anti-dry fire mechanism, some did not mainly because they find it a waste to have the three remaining nails left inside the cartridge.

Some also found that it tends to shoot blanks after 4 or 5 consecutive fires. This resulted in them having to stop, open the cartridge, shake it and close it again before proceeding. This takes time and effort and diverts focus away from the project.

They also found that some parts of the mechanism and rail are formed or stamped rather than forged or machined. This makes the NuMax SF2190 21-Degree Framing Nailer not quite as heavy-duty as other more professional nail guns available on the market today, but it does the job.

Some also found that it is not as accurate as they would expect. So, if you have a project that requires natural aim or accuracy then this might not be the right choice.

A few who have used the NuMax SF2190 21-Degree Framing Nailer found that there is some weight to it. The arms can get really tired after a while or when you are using it for an extended period of time.


The NuMax SF2190 21-Degree Framing Nailer is a beefy nail gun framer that is sturdy enough for small to medium-sized projects. It is powerful enough to push nails through hardwood giving you more options on wood pieces.

The safety feature  signals you if there are only a handful of nails left in the cartridge. This can be a bit of an issue if you are working on a larger project that requires high volume.

Overall, the NuMax SF2190 21-Degree Framing Nailer is a good alternative if you are looking for a nail gun framer that will do the job without breaking the bank.

Choosing a nail gun can be a painful task, with so many choices and features. It’s important to do your homework and make an educated purchase, one your NOT going to regret. We are sure you’ll find all the information you need to make a sound choice. If you want to take a look at another great option check this out. If you have any questions or feedback to share we would love to hear it, just drop us a comment below!

Until next time, happy nailing!

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