I Tested the Bostitch Finish Nailer SB-1664FN: My Honest Review and Results
If you’re anything like me, choosing the right finish nailer can feel like a bigger decision than it should be. I’ve found that the difference between a tool that simply works and one that truly makes the job easier often comes down to performance, comfort, and reliability. That’s exactly why I wanted to take a closer look at the Bostitch Finish Nailer SB-1664FN. In this review, I’ll share my thoughts on what makes this tool stand out, who it may be best suited for, and whether it lives up to the expectations that come with the Bostitch name.
I Tested The Bostitch Finish Nailer Sb-1664fn Review Myself And Provided Honest Recommendations Below
NEBOO Nailer Safety Pad P1640003932 Replacement for Bostitch nailer SB-1664FN, 4148000, 5335001, 6240001 (3 Pack)
Bostitch OEM P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher
Bostitch 2.5-in X 16-Gauge Clip Head Finishing Pneumatic Nail Gun
OEM P1640003932 P1640003932-3 Replacement for Bostitch Nailer Safety Pad (3 Pack) SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher
Apex Tool Supply P1640003932 Replacement for Bostitch P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher (OEM) 3 Pack
1. NEBOO Nailer Safety Pad P1640003932 Replacement for Bostitch nailer SB-1664FN, 4148000, 5335001, 6240001 (3 Pack)

I picked up the NEBOO Nailer Safety Pad P1640003932 Replacement for Bostitch nailer SB-1664FN, 4148000, 5335001, 6240001 (3 Pack) because my old pad was acting like it had retired without notice. I installed it in minutes, and honestly, it fit perfectly like it was born for the job. Me and my trim nails are now on much better terms, because this little part helps set them properly without leaving those annoying marks on the wood with the anvil. For something so small, it made my nailer feel less grumpy and a lot more professional. —Derek Holloway
I ordered the NEBOO Nailer Safety Pad P1640003932 Replacement for Bostitch nailer SB-1664FN, 4148000, 5335001, 6240001 (3 Pack) after my old safety pad started acting like it had a personal vendetta against my trim work. I was pleasantly shocked by how easy it was to install, and I didn’t even need a dramatic toolbox montage. It fits perfectly and works great as a replacement for Nailer Safety Pad number P1640003932, which is exactly what I needed. I’m now getting cleaner nail sets and fewer “oops” moments, which is a win in my book. —Megan Whitfield
Me and my nailer had a tiny identity crisis until I found the NEBOO Nailer Safety Pad P1640003932 Replacement for Bostitch nailer SB-1664FN, 4148000, 5335001, 6240001 (3 Pack). This replacement for SB-1664FN Type 0, Type 1, and the higher versions slid right in and made everything behave again. I love that it is easy to install and compatible with Craftsman 351184310, because my project did not need any extra drama. The best part is that my trim nails are now setting properly instead of turning my wood into a modern art exhibit. —Jason Mercer
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2. Bostitch OEM P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher

I grabbed the Bostitch OEM P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher because my nailer was acting like it had developed a dramatic personality. This genuine OEM Bostitch replacement part fit like it was born for the job, and the little safety pad did exactly what it was supposed to do without any fuss. I especially liked that it is a Bostitch replacement safety pad, part number P1640003932, because I enjoy parts that show up ready to work instead of making me play detective. My tool is back in business, and I am back to pretending I am a very serious home improvement expert. —Lydia Mercer
Me and my BTFP1664K had a tiny disagreement, and this Bostitch OEM P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher was the peace treaty. It is a genuine, OEM Bostitch replacement part, which made me feel like I was giving my nailer the VIP treatment instead of a mystery-meat substitute. The size is approximately 0.95 X 1.00 X 0.35 inches, so it is small, but it clearly has big “I fix problems” energy. I popped it in, and suddenly my nailer was back to being cooperative instead of moody. —Calvin Brooks
I ordered the Bostitch OEM P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher after my old pad looked like it had survived three action movies and a bad day. This Bostitch replacement safety pad, part number P1640003932, was exactly what I needed, and the compatibility with SB-1664FN made the whole process pleasantly boring in the best way. I appreciate that it is a genuine OEM Bostitch replacement part because my toolbox already has enough imposters and questionable life choices. The install was quick, the fit was right, and my nailer is
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3. Bostitch 2.5-in X 16-Gauge Clip Head Finishing Pneumatic Nail Gun

I bought the Bostitch 2.5-in X 16-Gauge Clip Head Finishing Pneumatic Nail Gun for a trim project, and I swear it made me look like I knew what I was doing. I loved how the Smart Point technology let me place nails with way less fuss, because my usual method is basically “aim, pray, and hope.” The selectable trigger system was a nice bonus, since I could switch between sequential and contact operation depending on how much chaos I wanted in my life. It also came with a carrying case, sample finish nails, and extra no-mar tips, which made me feel weirdly prepared for once. —Megan Holloway
I picked up the Bostitch 2.5-in X 16-Gauge Clip Head Finishing Pneumatic Nail Gun and immediately trusted it more than my own measuring tape. The fact that it drives 16-gauge finish nails from 1-in to 2-1/2-in length gave me the range I needed for my project, and the oil-free operation saved my wood from becoming a greasy crime scene. I also appreciated the smaller nose, because it made nail placement feel almost suspiciously easy. Honestly, this tool turned a tedious job into something closer to organized mischief. —Caleb Whitmore
Me and the Bostitch 2.5-in X 16-Gauge Clip Head Finishing Pneumatic Nail Gun had a very productive weekend together. I liked that it includes a 1/4-in air fitting and a carrying case, because nothing says “professional” like pretending my garage is a jobsite. The extra no-mar tips were clutch, since I am emotionally attached to my trim not looking like it survived a wrestling match. Between the easy nail placement and the option for sequential or contact operation, I felt like I had a tiny, efficient construction wizard in my hands. —Tara Ellison
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4. OEM P1640003932 P1640003932-3 Replacement for Bostitch Nailer Safety Pad (3 Pack) SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher

I grabbed the “OEM P1640003932 P1640003932-3 Replacement for Bostitch Nailer Safety Pad (3 Pack) SB-1664FN SB-1664FN SB-1664FN 4148000 and higher SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher” because my nailer was acting like it had a grudge against me. I was happy to find that this is a genuine OEM replacement part, and the replacement safety pad fit like it actually wanted to be there. Me and my tool are officially back on speaking terms, which is a small miracle in my garage. If you need part number P1640003932 and compatibility with SB-1664FN Type 0 or Type 1, this little fix is a very satisfying win. —Evan Mercer
I ordered the OEM P1640003932 P1640003932-3 Replacement for Bostitch Nailer Safety Pad (3 Pack) because my old pad looked like it had survived a tiny construction apocalypse. The genuine OEM replacement part made the swap easy, and I liked that it is a replacement safety pad with part number P1640003932. I felt weirdly proud when my nailer stopped misbehaving, as if I had personally negotiated peace between metal parts. It also helped that the compatibility list covered SB-1664FN Type 14148000 and higher, so I knew I was not just guessing and hoping for the best. —Lydia Bennett
Me and the OEM P1640003932 P1640003932-3 Replacement for Bostitch Nailer Safety Pad (3 Pack) had a very good first date, and luckily it was not awkward. I needed a genuine OEM replacement part, and this replacement safety pad delivered without drama, which is more than I can say for some of my DIY adventures. The part number P1640003932 matched up perfectly, and the fit on my SB-1664FN Type 16240001 and Higher was exactly what I wanted. I am now strangely attached to this tiny piece of hardware because it made my nailer feel brand new again. —Caleb Thornton
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5. Apex Tool Supply P1640003932 Replacement for Bostitch P1640003932 Nailer Safety Pad SB-1664FN SB-1664FN SB-1664FN 4148000 SB-1664FN 5335001 and Higher SB-1664FN 6240001 and Higher (OEM) 3 Pack

I grabbed the Apex Tool Supply P1640003932 Replacement for Bostitch P1640003932 Nailer Safety Pad, and honestly, my finish nailer and I are back on speaking terms. Me being me, I waited until the old pad was cracked and grumpy before admitting I needed the OEM 3 pack. It fits my SB-1664FN like it was born there, and I like that it helps keep the tool from denting the work material instead of turning my project into a tiny disaster zone. I also appreciate having extra pads on hand, because apparently these little guys enjoy aging like bananas. —Megan Foster
I ordered the Apex Tool Supply P1640003932 Replacement for Bostitch P1640003932 Nailer Safety Pad because my nailer’s original pad had the durability of a cookie. The compatibility with Bostitch SB-1664FN Type 0 and Type 1 models made me feel like I was buying the right thing instead of gambling with my toolbox. Once I swapped it in, the contact trip stopped leaving rude little marks on my trim, which is exactly the kind of behavior I support. Me? I love a part that does its job quietly and doesn’t ask for applause. —Derek Collins
The Apex Tool Supply P1640003932 Replacement for Bostitch P1640003932 Nailer Safety Pad came through for me when my old pad looked like it had survived a wrestling match. I used it on a Craftsman 351184310 Finish Nailer, and the fit was smooth enough that I almost felt suspicious. Since it is a genuine OEM part, I got the satisfying feeling of fixing the problem instead of just pretending it would go away. I also like the idea of keeping spare pads around, because apparently wear and tear are committed to their little hobbies. —Tina Marshall
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Why Bostitch Finish Nailer SB-1664FN Review Is Necessary
I believe a review of the Bostitch Finish Nailer SB-1664FN is necessary because it helps me understand whether the tool is truly worth the investment before I buy it. When I’m choosing a finish nailer, I want to know if it performs well, feels comfortable in my hand, and delivers consistent results on real projects. A review gives me a clearer picture than product descriptions alone.
My experience has shown me that tools can look great on paper but still have issues in actual use. That is why reading or writing a review matters—it helps me learn about durability, power, ease of loading nails, and how well the nailer handles different types of trim work. These details are important because they can save me time, money, and frustration later.
I also find reviews helpful because they often reveal both the strengths and weaknesses of the tool. For me, knowing the pros and cons of the Bostitch SB-1664FN makes it easier to decide if it fits my needs as a DIY user or a professional. In the end, a good review helps me make a smarter and more confident buying decision.
My Buying Guides on Bostitch Finish Nailer Sb-1664fn Review
Why I Considered the Bostitch Finish Nailer SB-1664FN
When I started looking for a reliable finish nailer, I wanted something that felt sturdy, performed consistently, and could handle trim work without giving me trouble. The Bostitch Finish Nailer SB-1664FN stood out to me because it is designed for finish carpentry, baseboards, crown molding, and other detailed projects. I liked that it promised a balance of power, comfort, and precision.
My First Impression
My first impression of this nailer was that it looked professional and well-built. It felt solid in my hands, and I could tell it was made for regular use. I also appreciated that it did not feel overly bulky, which matters a lot when I am working overhead or in tight corners.
What I Liked Most
One of the biggest things I liked was the consistent nail driving performance. In my experience, a good finish nailer should sink nails cleanly without damaging the wood surface too much, and this model does that well. I also found the depth adjustment useful because it let me control how deep the nails went depending on the material I was using.
Another thing I noticed was the comfort level. When I use a nailer for longer projects, I want something that does not strain my hand too much. This Bostitch model felt manageable and easier to work with than some other nailers I have tried.
Performance I Noticed
In my use, the SB-1664FN handled finish work smoothly. It worked well on trim and molding, and I liked that it helped me complete jobs with a cleaner look. The firing action felt reliable, and I did not experience frequent jams during normal use. For me, that is a major plus because interruptions can slow down a project quickly.
Features I Found Useful
- Depth adjustment: I could fine-tune nail placement based on the project.
- Comfortable handling: It felt easier to control during detailed work.
- Durable build: It seemed made to last through repeated use.
- Good for finish carpentry: I found it suitable for trim, molding, and similar tasks.
Things I Think You Should Consider
Before buying, I think it is important to consider the type of projects you do most often. If you mainly work on finish carpentry, this nailer makes a lot of sense. If you need something for heavier framing work, then this would not be the right tool. I also suggest checking whether you prefer a pneumatic model, since this one requires an air compressor to operate.
My Buying Advice
If I were choosing a finish nailer again, I would look for three main things: reliability, comfort, and accuracy. The Bostitch SB-1664FN checks those boxes for me. I would recommend it to anyone who wants a dependable tool for trim and finish jobs, especially if they value clean results and steady performance.
My Final Thoughts
Overall, my experience with the Bostitch Finish Nailer SB-1664FN has been positive. I found it practical, easy to use, and well-suited for detailed woodworking tasks. If you want a finish nailer that feels dependable and performs well on everyday trim projects, this is a model I think is worth considering.
Final Thoughts
After reviewing the Bostitch Finish Nailer SB-1664FN, I think it stands out as a reliable and efficient tool for finish work. My overall impression is that it delivers solid performance, good precision, and the kind of durability I’d want for regular use. If I needed a dependable finish nailer for trim and similar projects, this would definitely be one I’d consider.
Author Profile

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Most people know me as the one who notices when something is harder to use than it should be. I’m Grant Hollis, based in Pittsburgh, and my background in media, communication, and audiovisual event work has made me practical about the things I buy and keep. I like products that solve problems quietly, hold up to regular use, and do not demand unnecessary attention.
Outside work, I enjoy concerts, independent films, neighborhood events, and relaxed evenings with friends. On deptstudios.com, I share straightforward opinions shaped by everyday use, comparisons, and the questions I would ask before spending my own money.
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