100~This set of brass rivets is perfect for any leathercraft project. The rivets have a 3/16" stem diameter, 3/8" head diameter, and 5/16" long. They are suitable for a variety of applications, including studs, rivets, and tacks. Made of high-quality brass, these rivets are durable and long-lasting. They are ideal for anyone who wants to add a touch of elegance and sophistication to their leathercraft projects. With their classic design and superior quality, these rivets are sure to impress.