The Red Head 50112 Sleeve Anchor is a durable and reliable fastening solution for concrete. Made of zinc-plated steel, this anchor provides a secure grip for various applications. With a length of 1-1/2 inches and a head diameter of 5/16 inches, this anchor is easy to install and designed to last. The Red Head brand is known for quality and this sleeve anchor lives up to that reputation, making it a valuable addition to any toolkit.