Red Head® Trubolt® 1/2" x 4 1/4" Hex Nut Expansion Wedge Anchor - 1 Count

Red Head wedge anchors are designed for fastening applications in solid concrete. Features a stainless steel expansion clip, threaded stud body, nut and washer.
Anchor diameter equals hole diameter
Inspectable torque values, indicating proper installation
Can be installed through the work fixture, eliminating hole spotting
Non bottom-bearing, may be used in hole depth exceeding anchor length
360-degree contact with concrete assures full expansion for reliable working loads
Typical applications: Structural columns, machinery, equipment. Ideal for attaching 2 x 4's, sill plates, and electrical equipment. Other common applications include attaching structural supports to concrete, tilt-up construction, highway rails and posts, HVAC and plumbing systems, metal doors, and window frames