5/16 x 1 3/4 in. Sammys Rod Anchor Super Screw with 1/4 in. Threaded Rod Fitting, for Concrete (Pkg.=25)

VERTICAL APPLICATION: for all your vertical mount concrete structures BETTER CHOICE: more economical and time efficient than traditional methods SPECIFICATIONS: Screw Length 1 3/4 in. / Screw Diameter 5/16 in. / Rod Fitting Diameter 1/4 in. DURABLE: case-hardened, heat-treated steel structure with zinc coating, for ultimate quality and corrosion resistance. Excellent for use in high stress environment EASY 2 STEP PROCESS: pre-drill 1/4 in. pilot hole and drive Sammys anchor REDUCE OVER-TORQUE AND SCREW FAILURE: use compatible Sammys #14 Black Nut Driver #8113910 COMPLIANCE: complies to NFPA 13 and NEC requirements