The Red Head TB4C-1254 Trubolt 1/2" x 5-1/2" Wedge Anchors are a high-quality and durable fastening solution perfect for various industrial and commercial applications. Made in the United States, these wedge and sleeve anchors are zinc plated for added corrosion resistance. With a total of 25 anchors in the pack, these 5 1/2 inch long anchors provide reliable and secure holding power for your projects. The RedHead brand ensures that you are getting a trusted and reliable product for your fastening needs.