High Hardness & Durability: Crafted with superior materials, these mandrels and nose pieces are designed for high hardness, ensuring they withstand pressure during use and provide long-lasting durability, making them a reliable addition to your toolkit. Multiple Sizes Available: This accessory kit comes in the popular size SAE 1/4-20, making it versatile for various project needs. Whether working on automotive applications or other DIY projects, these tools provide the flexibility you need. Wide Tool Compatibility: Specifically engineered to be compatible with a broad range of rivet nut tools, this 2-piece pack seamlessly integrates with your existing equipment, ensuring you can continue your work without any compatibility issues. Color: Black Material: Steel Package Contents: 2 x Hand Rivet Nut Mandrels Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.