When purchasing nuts, screws, bolts, and other fasteners, you might have traditionally always purchased fasteners that were measured with the standard measurement system. Even though this might usually work for you, there might be times when you will need to purchase metric fasteners instead. You should be able to purchase just about any type of fastener that you need or want; the only difference between purchasing these metric fasteners as opposed to standard fasteners is the way that they are measured. These are a couple of situations in which you will need to shop for metric fasteners in particular.
You're Replacing Metric Fasteners
First of all, the whole reason why you might be looking to acquire fasteners in the first place might be because you need to replace a missing or worn-out fastener on something that you already own. The existing fastener might be worn down or might have started to rust, or it might have fallen out and might be missing completely. If the fastener that you are looking to replace is a metric fastener, you might struggle to find a standard fastener that is going to be the right size for your needs. If you know the size of the metric fastener that you are replacing, however, you can quickly and easily replace it if you shop for metric fasteners in particular.
You're Going to Be Selling Your Products Internationally
You might be in the process of designing and making products that you are going to sell to the general public. If you are planning on selling your products in the United States alone, then it might make the most sense to use standard fasteners. If you are going to be selling your products internationally, however, there are certain things that you need to think about. In most countries, the metric system is used. Therefore, you may want to sell products that use metric fasteners. Then, if someone needs to make a repair or replacement to the item, it should not be a problem for them to use their tools to get the job done if you use metric fasteners. Additionally, if they need to replace a fastener, it will probably be easier for your international customers if those fasteners are metric fasteners. Thinking about these types of things now can help you ensure that you are as successful as possible when you start selling your products to an international audience.