Staples for Long-Reach Staplers: Choosing the Right Size

Updated · 6 min read

Long-reach staplers aren't one-size-fits-all tools. While the common 26/6 staple works for thin booklets, the mechanism's depth often dictates the required wire strength. Using a staple that is too short won't clinch through the paper, while one that is too long will jam the track. Always verify the manufacturer's specific staple size recommendation printed on the base or inside the loading tray before purchasing a new box.

At a glance

Staple SizeBest ForPaper Capacity
26/6Standard booklets2–20 sheets
26/8Thick reports20–40 sheets
26/10Heavy-duty binding40–60 sheets

How does a long-reach stapler differ from a standard desktop model in terms of mechanism?

A long-reach stapler utilizes an extended base and a pivoting arm that houses the staple magazine far from the hinge. This design requires a sophisticated linkage system, often incorporating a metal rod or a sliding track, to transfer the force from the handle to the staple head. Unlike a standard desktop model where the force is applied directly above the anvil, the long-reach version must maintain alignment over a distance of 12 inches or more.

The Swingline Long Reach stapler serves as a prime example of this complex leverage. A notable nuance involves the anvil, which is frequently adjustable. While most models are fixed for permanent binding, some allow the user to rotate the anvil to create temporary, outward-facing staples. This flexibility is rarely seen in standard desktop staplers, which are almost exclusively designed for one-way, permanent fastening.

What specific staple sizes are compatible with long-reach devices?

Most long-reach staplers accept standard 26/6 or 24/6 staples. You should verify the crown width, as some specialized industrial models require 23/6 or 23/8 staples, which have a wider crown and thicker wire gauge. A lot of people assume that all staples with the same leg length are interchangeable, but the wire thickness and crown width vary significantly between brands. Using a staple that is too thick for the magazine track will cause the mechanism to bind, while one that is too thin will cause the staple to buckle during the drive cycle.

Are there different types of metal finishes or materials used for these staples to prevent jamming?

Staples are typically manufactured from galvanized steel, copper-plated steel, or stainless steel to reduce friction and prevent rust within the stapler's track.

  • Galvanized steel offers a cost-effective, zinc-coated finish that resists corrosion during long-term storage in office environments.
  • Copper-plated steel provides a smoother surface finish, which helps the staple slide more easily through the magazine track to prevent jamming.
  • Stainless steel serves as the premium choice for archival work, as it resists oxidation and maintains structural integrity over decades of use.
  • 26 gauge wire is the standard thickness for most office tasks, balancing ease of penetration with the strength required to hold multiple sheets.

How do throat depth and paper capacity influence the choice of staples?

Throat depth dictates how far from the edge you can place a staple, while paper capacity limits how many sheets you can bind. A deeper throat requires more force to drive the staple through the material because the extended arm has more flex. If you are binding a 40-page booklet, you need a staple with longer legs to accommodate the thickness, but the stapler must also have the mechanical leverage to push that thicker wire through the stack without buckling.

For example, a 12-inch reach stapler requires significantly more pressure for a 50-sheet stack than a standard model. An exception exists for specialized electric long-reach staplers, which use a motor to drive the staple. These devices eliminate the need for manual force, allowing for consistent results even when the paper capacity is pushed to the absolute maximum limit of the machine.

What is the difference between standard and heavy-duty staples for extended-reach applications?

Standard staples use thinner wire for light-duty tasks, whereas heavy-duty staples utilize thicker wire and longer legs to pierce dense paper stacks.

Staple TypeWire GaugeLeg Length
Standard266 mm
Heavy-Duty238–15 mm
Industrial2017–20 mm

Match the leg length to your paper stack thickness, ensuring the legs extend at least 3 mm beyond the back of the paper.

How can you determine if a particular staple is designed for permanent or temporary fastening?

No, you determine this by checking the anvil setting rather than the staple itself. Most long-reach staplers feature a rotating anvil that switches between "clinch" for permanent binding and "pin" for temporary fastening, which creates an outward-facing staple leg that is easily removed from the paper.

What are the best practices for loading and maintaining a long-reach stapler to ensure consistent performance?

Consistent performance relies on keeping the track free of debris and ensuring the staple strips are perfectly aligned within the magazine.

  • 100 staples is the typical maximum capacity for most long-reach magazines, so avoid forcing extra strips into the track.
  • Compressed air is the best tool for clearing paper dust and metal shards from the anvil area every few months.
  • Silicone lubricant applied sparingly to the spring mechanism can prevent the pusher from sticking during high-volume binding tasks.
  • Alignment checks should be performed whenever the stapler fails to clinch, ensuring the staple legs hit the anvil indentations squarely.

Common mistakes

  • Buying generic staples. Cheap, soft wire often bends inside the long track of these staplers. Use high-carbon steel staples to avoid frequent jams.
  • Overloading the tray. Jamming happens when the spring tension is too high. Only load one full strip at a time instead of stacking multiple strips.
  • Ignoring the crown width. Not all staples share the same width. Using a slightly wider or narrower staple than the track allows will cause immediate mechanical failure.

Matching Staples to Your Project

Match your staple size to the total page count of your document to prevent mechanical strain on the stapler's long arm. Test a single staple on a scrap piece of paper before committing to a large binding job.

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