We carry different sizes of Wedge Anchors as well as US Anchor brand. Their newly improved Ultrawedge™ + anchor has been designed for heavy duty applications with impressive performance characteristics. This advanced design of the collar allows for anchoring in the most demanding requirements. It is Trademarked, which Indicates proprietary product insuring consistent quality. A 360 DEGREE COLLAR, 1035 COLD ROLLED STEEL, LONGER THREAD LENGTH, whiich gives greater versatility in anchor embedment depth with one anchor. IMPRESSIVE PERFORMANCE Cracked & Un-cracked approved. HEAD STAMPED Helps determine length of anchor after installation. BULL NOSE HEAD Helps to ensure that threads won't be damaged during installation.