8058957-25 1/4" Screw Vertically Threaded Rod Anchor Designed for Concrete Structure, Steel, Zinc Finish, 5/16 x 1-3/4" Screw Length (25 Pack)

For Vertical Application: Great for hanging threaded rod to all vertical concrete structures | Better Choice: This vertical screw is more economical and time efficient, as opposed to traditional methods | Specifications: Screw length 1-3/4", Screw diameter 5/16", Rod fitting diameter 1/4". 1/4" pre-drilled hole required for installation. | Durable: case-hardened, heat-treated steel structure with zinc Coating, for ultimate Quality and Corrosion Resistance. Excellent for Use in High stress envIronment | Reduce Over-Torque and Screw Failure: Use compatible Sammy's #14 black nut driver #8113910