Self Tapping Drywall Screws are prominent in modern construction and renovation works because of the strong bond they provide without the need for pre drilling which is always a bother for builders and construction heads. At Pinghu Hengke Metal Products Factory, we focus on producing high quality screws that meet the industry standards, but more importantly surpass them. Quality of screws is guaranteed because they are tested for performance and durability for every project so builders can have peace of mind knowing their project will be reliable.