General Gunsmith ToolsApex Tool GroupSold by Brownells

Apex Tool Group

Round American Pattern Files - 1/4'''' (0.2500) Round American Pattern File Steel

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Round American

Pattern round file for precise

Gunsmiths Metalworkers

Needing accurate work in cylindrical

Useful Enlarging

Smoothing holes and refining curves

Suitable Adjusting

Screw and pin holes and

Chisel-cut Teeth

Support efficient metal removal

$6.69
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SKU: 191000007

Overview

Designed for careful metal removal in tight, rounded areas, this round file suits gunsmithing and metalworking tasks that call for controlled shaping rather than aggressive stock removal. It is well matched to enlarging or smoothing holes, refining curves, and making fine adjustments on firearm components such as screw and pin holes or scope mount apertures. The chisel-cut teeth are intended to support efficient cutting while still allowing detailed work in confined spaces. For users who need precision on cylindrical or tightly curved parts, it offers a practical hand-tool option for finishing and fitment work.

Why Hunters Choose the Apex Tool Group

Precision-engineered Accurate

Material removal in cylindrical spaces

Suitable Enlarging

Smoothing holes with controlled results

Useful Refining

Curves and detailed firearm component

Chisel-cut Teeth

Support efficient metal removal

Adjusting Screw

Pin holes, scope mount apertures

Key Features

  • Round American pattern round file for precise metal removal
  • Designed for gunsmiths and metalworkers needing accurate work in cylindrical spaces
  • Useful for enlarging or smoothing holes and refining curves
  • Suitable for adjusting screw and pin holes and scope mount apertures
  • Chisel-cut teeth support efficient metal removal
  • Made for detailed work on tightly curved firearm components

Best Used For

  • Gunsmiths enlarging or smoothing screw, pin, and scope mount holes
  • Metalworkers needing precise material removal in cylindrical spaces
  • Users refining curves and making fine cuts on tightly curved parts
  • Detail-oriented work on firearm components requiring controlled adjustment

Pros

  • Precision-engineered for accurate material removal in cylindrical spaces
  • Suitable for enlarging or smoothing holes with controlled results
  • Useful for refining curves and detailed firearm component work
  • Chisel-cut teeth support efficient metal removal
  • Designed for adjusting screw and pin holes, scope mount apertures

Considerations & Trade-offs

  • Designed for precise metal removal in cylindrical spaces, so it is more specialized than a general-purpose file.
  • The #2 cut is geared toward controlled material removal, which may be slower than a coarser file for heavier stock removal.
  • Best suited to gunsmithing and detailed metalwork applications such as holes, curves, and small apertures, rather than broad surface shaping.

Suggested Comparisons

  • Round files
  • Flat files
  • Needle files
  • Gunsmithing hand tools

Suggested Accessories

  • File handle
  • File card
  • Bench vise
  • Deburring tool

Frequently Asked Questions

What is this file designed for?

It is designed for accurate material removal in cylindrical spaces, including enlarging or smoothing holes, refining curves, and doing detailed work on firearm components.

What kind of work is it commonly used for on firearms?

The product description says it is suitable for adjusting screw and pin holes, scope mount apertures, and making fine cuts on tightly curved parts.

What cut does this file have?

The description states that it has a #2 cut.

Does the product description list the blade steel or handle material?

No. The provided data does not list blade steel, handle material, or other construction details beyond the product name and the description of chisel-cut teeth.

Is this file meant for general metalworking or more specialized work?

The description presents it as a precision tool for gunsmiths and metalworkers who need accurate material removal, so it is aimed at detailed, specialized work rather than broad, general use.