{#43 & #44 Stainless Steel & Aluminum Pop Rivets} - #43: 1/8" Diameter, 5/16" Length. 100% Stainless Steel Body. - #44: 1/8" Diameter, 2/5" Length. 100% Aluminum Body. {Versatile Utility} - Perfect for gutter seams and aluminum trim coil. - Perfect for any DIY project (Roofing, Siding, Automotive) - Package includes everything you need to rivet your project at home. {Simple to use and easy to install} - Can be used by anyone, no matter your experience. - Inserts quickly with no bending, and leaving no deformations. {Premium Quality} - 100% Stainless Steel & Aluminum Body - Weather and wear and tear resistant. - Corrosion resistant. - Stays rust free for a long time. - Robust strength. Rivet once, sturdy forever! {The Perfect Finishing Touch} - Multiple Color Options to match your specific project. - Includes a 1/8" Drill Bit. Eagle 1 offers a wide variety of fasteners for metal roofing and construction. From Metal-to-Wood screws, Metal-to-Metal screws, Self-Drilling, Self-Piercing, to Stitch Lap screws and rivets and nails, we guarantee that we'll have exactly what you need to get the job done. Browse our extensive Fastener Collection, and buy from Eagle 1 with confidence!