UCAN Fasteners' 1/4 in. x 2-3/4 in. SUPER SCRU-IT Square-Socket Flat-Head Sharp Ruspro Masonry Anchors (SCR 14234) offer excellent corrosion resistance, making them suitable for indoor and outdoor applications. The square-socket drive provides enhanced torque and reduces the risk of stripping during installation, ensuring a secure fit. Ideal for securing fixtures, brackets, and other hardware to masonry surfaces, these anchors are versatile and dependable.