m20 expansion bolt
Black hex head wood screws are characterized by their distinctive hexagonal head, which allows for easy driving with a wrench or socket. This design not only facilitates a strong grip during the installation process but also provides a modern, sleek appearance that can enhance the visual appeal of woodworking projects. The black finish is typically a result of either a coating or a finish that enhances corrosion resistance, making these screws suitable for both indoor and outdoor applications.