Enhance your riveting projects with this high-strength steel Nut Rivet Mandrel set, designed for durability and ease of use. Each mandrel features a riveting nut rod and nut lead mouth assembled side by side, ensuring convenient handling and preventing loss during work. Compatible with most standard nut riveters, this mandrel set offers reliable performance for various fastening tasks. Key Features: · High-Strength Steel Construction: Crafted from robust metal to provide long-lasting durability and withstand rigorous use. · Easy to Use & Prevents Loss: The design keeps the riveting nut rod and nut lead mouth together, making assembly straightforward and reducing the risk of misplacing parts. · Universal Compatibility: Fits most standard nut riveters, making it a versatile addition to your tool kit. · Organized Storage Box: Comes with a colorful, sturdy plastic box that neatly stores and classifies different mandrel sizes for quick access and efficient organization. · Multiple Sizes Available: Includes optional mandrels in sizes M3, M4, M5, M6, M8, M10, and M12 to suit a variety of riveting needs. Specifications: · Material: High-Strength Steel · Sizes: M3, M4, M5, M6, M8, M10, M12 (optional) · Main Color: Black · Package Dimensions: 58 x 25 x 25 mm (2.3 x 1.0 x 1.0 in) · Package Weight:  - M3, M4, M5, M6, M8: 40g (1.4 oz)  - M10: 49g (1.7 oz)  - M12: 55g (1.9 oz) Package Includes: · 1 x Nut Rivet Mandrel This Nut Rivet Mandrel set is an essential tool for anyone looking to save money by replacing worn mandrels instead of purchasing a new riveter. Its sturdy construction, ease of use, and organized storage make it ideal for professional and DIY riveting applications.