A 1/2” rubber grommet is not one of the largest available, but it is certainly not the smallest either. There are many things that a 1/2” rubber grommet is used for. Typically, the 1/2” will be the outside diameter of the grommet, and the inside diameter will be 3/8”. This is just the standard, it may vary depending on the shape and the style of the grommet itself. Most half-inch rubber grommets are in a circular shape that appear larger on the top of the grommet than on the bottom. You can clearly see just by looking at a 1/2” rubber grommet that it is not one that can be used for large objects.
If you are looking to buy a 1/2” rubber grommet then there are several things that you should keep in mind. The first thing that you need to remember is that it is going to need to be made from a very thick and strong rubber. The reason for this is that rubber grommets of this size are typically used for gardening tools, so it is likely that it will be exposed to harsh conditions, either hot or cold. If the rubber is too thin then it is not going to be much use in strong heat. So, to make sure that you don’t have to replace your 1/2” rubber grommet too often, make sure that you check the quality of the rubber before you purchase it.
There are many, many places these days where you can purchase a 1/2” rubber grommet. Because this size of rubber grommet is usually used in the garden, then the first place that you should check is your local garden centre, or a general gardening store. They will more often that not stock such things. Another good idea is to search through some online gardening or hardware stores. This way you are more likely to get a good deal, but it is also likely that you will have to pay shipping and packaging fees.
As mentioned above, a 1/2” rubber grommet is typically used in the garden. The most common use for a rubber grommet of this size is for hose attachments. However, there are many other different things that this size of grommet could be used for, it all depends on the style and shape of the grommet itself. If you want to find out what it can be used for it is a good idea to ask a member of staff if you go to a local gardening store.