Socket head cap screws are precision threaded fasteners with an socket drive (also called hex drive). They are known for their effecient application performance and endurance. Clear Threads and Smooth Surfaces without Burrs, Easy to Install and Disassemble. Since the top of the bolts can be flush with the surface after installation, they are less likely to catch objects moving overhead. They are widely used for different kinds of furnitures like beds, tables, cabinets, chairs, etc. They are also ideal for joining wood, boards, workbench, and kitchen worktops.