Metal detachable chain is among the oldest designs chains that are still in use today. Since the early 1900s steel detachable chains have already been implemented in agricultural and industrial applications around the world. They stemmed from the initial cast detachable chain style (patented in 1873) and are produced to be light-weight, economical, and durable. USA Roller Chain and Sprockets provides a high-quality line of Steel Detachable Chains (SDC) and metal detachable sprockets. We also have attachments and the easy to use metal detachable chain breaker! Our collection of American standard steel detachable chain is produced from a special hot-rolled strip steel that is heat-treated for increased power and an extended wear life. This type of chain is created for moderate loads and speeds, it is very easy to restoration and install. Something vital that you note when installing and using metal detachable chain is usually that the shut end of the tab should always end up being towards the sprocket. We stock both painted and non-painted SDC chains therefore when ordering make sure you specify which series you are interested in.