The buffer spring square section is used in various industries for manufacturing processes. It is used for making of many kind of things and can handle a lot of weight. It is used for compression and can be used in many industries like construction. Metal and others. The spring is made of high quality metal and is made for commercial and industrial purposes. The buffer spring square section is compatible with many machines and is very durable. The buffer spring is of versatile design and can handle high compression without breaking, it is also used in many product manufacturing.