1)High strength: Steel is a strong material, and solid rivets made of steel provide high strength and durability. They are suitable for heavy-duty applications that require a robust and permanent fastening. https://www.hollowrivet.com/product/rivets/solid-steel-rivets/ (2)Wide availability: Solid steel rivets are readily available in various sizes, shapes, and configurations, making them suitable for a wide range of applications in industries such as automotive, aerospace, construction, and maritime. (3)Heat resistance: Solid steel rivets can withstand high temperatures, making them suitable for applications that involve high temperatures or heat exposure.