The Strong-Bolt 2 wedge anchor is the next-generation solution for cracked and uncracked concrete. Available in stainless steel and 3/8-in. diameter, the anchor is ideal for MEP applications in cracked concrete, such as hanging pipes, struts, equipment anchorage, and other fixtures overhead. The anchor is also effective for lightweight concrete applications, including concrete-over-metal decking. This wedge anchor is ideal for corrosive environments, including construction in coastal areas, wastewater and sewage treatment facilities, food processing facilities, pulp and paper mills, and other high-exposure environments. Simpson Strong-Tie Anchors.