What staples fit my stapler? The professional guide to staple sizes

Have you ever wondered why your stapler constantly jams despite using what looks like the correct refill, or why it's so difficult to determine what staples fit my stapler?

It's a common headache across Australian offices, schools, and government departments. Most people assume all staples are universal, but the wrong choice leads to bent pins, ruined documents, and wasted money on stationery that simply doesn't fit. We know that when you're managing a high-volume workplace, you need your hardware to perform with total reliability and precision.

We're here to help you solve this once and for all. This guide decodes technical numbering systems like 26/6, explains wire gauges, and helps you select the right leg length for your specific sheet capacity. You'll gain the technical knowledge to purchase in bulk and keep your operation running without frustrating equipment downtime.

Decoding the numbers: Understanding staple sizes and codes

Walking into a stationery cupboard only to find a dozen different boxes can make anyone wonder what staples fit my stapler. Most professional office supplies use a standardised two-number system that looks like a fraction. This code isn't a math problem; it's a technical specification for the Staple (fastener) that ensures your equipment operates without friction.

The first number represents the wire gauge. In the world of metal thickness, higher numbers indicate a thinner wire. Standard office staples usually have a gauge of 24 or 26. The second number denotes the leg length in millimetres. This measurement is critical because it determines the sheet capacity of the bind. Attempting to force a 23/13 heavy-duty staple into a mini desk stapler is a recipe for disaster; it's the stationery equivalent of trying to park a semi-trailer in a motorcycle bay.

The most common office staple sizes in Australia

While there are hundreds of variants, three specific sizes dominate the Australian workplace. Choosing the right one ensures your documents stay professional and your stapler remains jam-free.

• 26/6 (Standard): This is the ubiquitous workhorse found in most Australian offices. It uses 26-gauge wire with a 6mm leg, making it ideal for binding up to 20 sheets of standard 80gsm paper.
• 24/6: These staples use a slightly thicker 24-gauge wire. They are often preferred for higher-capacity desktop staplers because the thicker metal provides extra strength when piercing through denser stacks.
• No. 10: Frequently found in schools and home offices, these are designed for compact or "mini" staplers. They have a shorter 4mm leg and are perfect for light tasks involving 2 to 10 sheets.

Identifying which staples your specific stapler requires

Locating the technical specifications for your hardware is a straightforward process. If you aren't sure what staples fit my stapler, we recommend following these three practical steps to identify the correct refill:

• Step 1: Check the base or the underside of the metal staple carrier for engraved size requirements.
• Step 2: Identify the stapler type (Desktop, Plier, Long Arm, or Heavy Duty) to narrow down the category.
• Step 3: Consult the manufacturer’s documentation for maximum sheet capacity, which dictates the leg length needed.

For a comprehensive overview of brand-specific requirements, you can browse the charts in our office supplies collection to identify the correct match with total confidence.

Capacity vs size: Choosing the right leg length

Leg length is the most critical factor in preventing equipment failure. If the staple legs are too long for the document thickness, the wire will buckle during the clinching process, leading to a permanent jam. Using a 23/24 staple for a three-page memo is like using a sledgehammer to crack an egg; it's messy and entirely unnecessary.

Heavy-duty staplers designed for high-volume binding of A4 copy paper often use the 23-gauge series, ranging from 23/10 for 70 sheets to 23/24 for stacks exceeding 200 sheets. Matching the staple leg length to your document thickness is the most effective way to eliminate 90% of stapler jams. To ensure your team has the right tools for high-capacity tasks, you might consider reviewing our latest range of professional stapling equipment.

Troubleshooting jams and selecting professional brands

Even after you determine what staples fit my stapler, you may encounter resistance if the wire quality is poor. There's a common misconception that all metal fasteners are identical. However, precision-engineered options from brands like Rexel and Rapid are manufactured with tighter tolerances. These high-grade staples reduce internal friction and prevent the microscopic metal shavings that eventually clog a magazine. Using a generic, low-quality alternative is often a false economy that leads to premature equipment failure.

If a jam occurs, avoid the temptation to use a screwdriver or brute force. Such methods usually damage the sensitive internal tension springs, turning a simple fix into a permanent trip to the bin. Instead, fully open the staple carrier and use a pair of tweezers or a straightened paperclip to gently dislodge the stuck wire. Maintaining professional document standards requires a cohesive approach to all writing supplies and stationery. Our team draws on over 150 years of combined experience to help government and healthcare organisations select hardware that survives heavy daily use.

Why brand compatibility matters for high-volume offices

Using Rexel staples in a Rexel stapler is more than a marketing suggestion. These devices are designed with specific magazine tolerances. A fraction of a millimetre in wire gauge variation can lead to cumulative wear on the driving blade. For procurement officers, standardising stationery supplies is the most effective way to minimise waste and simplify inventory management across multiple departments. Large-scale organisations often find that opening a business account ensures consistent access to the exact consumables required for their specific fleet of equipment.

Streamline your office binding operations

Choosing what staples fit my stapler doesn't have to be a trial-and-error process. By decoding the two-number system and matching leg length to your specific sheet count, you can eliminate equipment downtime and ensure professional results. We've established that using precision-engineered consumables from brands like Rexel or Rapid is the most effective way to protect your long-term hardware investment.

As an Australian family-owned operation since 2009, we leverage over 150 years of combined industry knowledge to support your procurement needs. We simplify the process for government and education sectors by accepting official purchase orders and providing reliable national distribution.

Browse our full range of staples and staplers at Mega Office Supplies

Our team is available weekdays 8 to 6 AEST to help you identify the exact hardware required for your workplace.

Frequently asked questions

What is the difference between 26/6 and 24/6 staples?

The primary difference lies in the wire gauge. A 26/6 staple uses a thinner wire than a 24/6 variant; however, both share a 6mm leg length. Thinner 26/6 staples are the standard choice for most Australian desktop staplers. The thicker 24/6 wire provides more structural integrity, making it better suited for heavy-duty desktop models that require extra strength to pierce dense paper.

Can I use No. 10 staples in a standard desktop stapler?

No, you cannot use No. 10 staples in a standard desktop stapler because the crown width is significantly narrower. No. 10 staples are specifically designed for mini or compact staplers often found in schools and home offices. Attempting to load them into a standard device will cause the feeding mechanism to fail, leading to immediate jams and potential damage to the internal driver blade.

Why does my stapler keep jamming even with the right size staples?

Jams often occur because of low-quality wire or internal debris rather than incorrect sizing. If you've confirmed what staples fit my stapler but still face issues, check for microscopic metal shavings or adhesive residue inside the magazine. Using precision-engineered brands like Rexel or Rapid ensures consistent wire thickness. Worn internal springs or a bent driver blade can also prevent the staple from clinching correctly.

How many sheets of paper can a standard 26/6 staple hold?

A standard 26/6 staple is designed to bind up to 20 or 25 sheets of standard 80gsm A4 copy paper. While the 6mm leg length provides enough depth for this capacity, exceeding this limit prevents the legs from folding flat against the back of the document. For thicker stacks, you should switch to a heavy-duty stapler and a larger staple size to ensure a secure bind.

Article by

Mega Office Supplies Team

The Mega Office Supplies Team provides practical buying guides and workplace advice for Australian businesses, schools, government organisations, healthcare providers, hospitality venues, warehouses and home offices. Family-owned and operated since 2009 and based in Tweed Heads South on the Gold Coast–Tweed border, Mega Office Supplies brings more than 150 years of combined team experience to helping Australian workplaces choose the right office supplies, furniture, technology, cleaning, safety and education products — backed by genuine local service from real people.