🔧 Tighten Up Your Projects with Style! Perfect for furniture, electronics, and mechanical setups. Lightweight and easy to store, ready for any project. 28 sets to meet all your clamping needs! Made from wear-resistant PP plastic and zinc-plated steel. Hex design for easy grip and quick removal. 28 sets Hex design Durable materials The Openfly 28 Sets M4 M5 M6 M8 Star Hand Knob Tightening Screw kit includes a comprehensive assortment of durable star knobs, nuts, and washers, designed for easy installation and long-lasting performance across various applications.