Upgrade your toolbox with these sturdy and versatile threaded knurled thumbscrew grip knobs. Crafted from high-quality stainless steel, this set of 30 clamping nuts is designed for secure and reliable mounting on toolboxes, cabinets, and other surfaces. The knurled grip pattern provides excellent traction, allowing for easy tightening and loosening with your fingers. Measuring approximately 0.55 inches (14 mm) in diameter and 0.82 inches (21 mm) in length, these screws are the perfect size for most applications. Whether you're a professional tradesperson or a DIY enthusiast, these clamping nuts are an essential addition to your hardware collection, ensuring a firm grip and secure hold for all your projects.