• Use steel rivets for very heavy duty jobs and when riveting steel to steel • Use aluminum rivets for lighter weight jobs and materials such as aluminum, fabrics, plastics, leather, etc Use washers when joining soft materials or when existing hole is oversize • plastics leather etc Use washers when joining soft materials or when existing hole is overs • ALUMINUM - BULK PAK • 1/8 Diameter • Grip Range Ins.=1/4 • No. Per Box=250