These 8-32 x 3/8 thumb screws with shoulder are designed for easy hand tightening, making them ideal for quick assembly and disassembly. Each screw features a shoulder that provides a secure fit, preventing loosening during use. Made from high-quality materials, these screws are corrosion-resistant and durable, ensuring long-lasting performance. The pack includes 1000 pieces, perfect for bulk projects or repairs. Suitable for use in electronics, machinery, and furniture assembly, these screws meet industry standards for reliability.