using butterfly anchors

3/4 x 6 concrete anchor bolts are commonly used in a variety of construction applications, including securing structural steel columns, beams, and trusses to concrete foundations, anchoring machinery and equipment to concrete floors, and fastening structural elements to concrete walls and slabs. With their high performance and reliability, these anchor bolts provide a strong and durable fastening solution for critical components in construction projects.

...

4metal deck anchors. Chemical anchors Chemical anchors rely on a chemical reaction between the anchor and the concrete to create a strong bond. They are commonly used in situations where pre-drilling is not possible or when additional holding power is required.

...

In conclusion, the hex head self-drilling screw is more than just a fastener; it's a symbol of progress in the world of construction and manufacturing. Its ability to combine multiple functions into one tool and enhance productivity makes it an indispensable asset on job sites. As technology continues to evolve, so too will the design and capabilities of this humble yet mighty screw, ensuring its continued relevance in our ever-changing industrial landscape.

...