Description
This is the classic 4-inch Swiss pattern pillar file from Apex Tool Group, the folks behind the Nicholson name. It's a #2 cut, which lands in that sweet spot between removing material and leaving a clean surface behind, and it's shaped for the kind of precise, close-quarters work you run into when you're fitting parts on the bench.
A pillar file looks a lot like a hand file, but it's narrower, running about two-thirds the width. That slimmer profile is what makes it handy inside slots, along narrow flats, and in tight spots where a wider file just won't fit. It's parallel in width and tapers gently in thickness, so you can hold a truly flat surface as you work.
Where the 4-Inch Pillar File Earns Its Keep
The #2 cut is a good middle grade. Coarser cuts like a 00 pull metal off in a hurry, and finer cuts like a 4 or 6 are for final finishing, so a #2 sits right in the working zone where you're shaping and refining at the same time. That makes it a natural pick for fitting a sear, dressing a slide rail, deburring, or cleaning up a rough edge without chewing things up.
Safe Edges That Save Your Work
The standout feature here is the double-cut sides paired with two safe (uncut) edges. Because the edges don't cut, you can run the file right up against an adjacent surface or into a corner without marring the wall next to it. That's the whole reason serious hands reach for a pillar file when precision matters.
Built From the Right Steel
Swiss pattern precision files are made from heat-tempered chrome alloy steel, which is why they hold their bite and last through repeated use. Whether you're a gunsmith, a machinist, or a hobbyist doing fine metalwork, this file has the balance and feel that make careful work go smoothly. It ships with a tang, so you can seat it into a handle for better grip and control.
Key Specifications
- Manufacturer: Apex Tool Group (Nicholson)
- MPN: 39873N
- UPC: 037103242105
- File Shape: Pillar (Regular)
- Pattern: Swiss Pattern Precision
- Cut: #2
- Cut Type: Double cut sides, safe edges
- Length: 4 in (cut portion, not including tang)
- Material: Heat-tempered chrome alloy steel
- Color: Steel
- Handled: No (tang for handle fitting)
- Style: Regular Pillar
What’s Included
- One 4-inch Swiss pattern pillar file, #2 cut, with tang
Frequently Asked Questions
What is a pillar file used for?
A pillar file is built for precise, flat filing in tight or narrow spots. It's shaped like a hand file but only about two-thirds as wide, which lets it work inside slots and along narrow surfaces. Gunsmiths reach for it when fitting parts, dressing edges, and smoothing small metal components.
What does the #2 cut mean on this Swiss pattern file?
The cut number tells you how coarse or fine the file teeth are, and #2 is a versatile middle grade. It removes material at a steady pace while still leaving a fairly clean surface, so you can shape and refine in the same pass. If you need to hog off metal fast, a coarser 00 is better, and for final finishing you'd step up to a 4 or 6.
What are the safe edges on a pillar file for?
The two edges of this file are left uncut, or safe, meaning they don't remove material. That lets you file right up against a shoulder or corner without marring the surface next to it. It's the main reason this style is a go-to for detailed fitting work where accuracy matters.
Does this file come with a handle?
No, it ships with a tang but no handle. The tang is made to seat into a file handle, which gives you a better grip and more control during precision work. Fitting a handle is a good idea for comfort and safety on longer filing sessions.




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