Lifetime warranty against staining and rusting
Corrosion resistance for harsh environments
Lag screw alternative
Has a built in washer head
CEE Thread will enlarge holes for improved drawing strength
Made of specially hardened steel to provide you with high tensile, torque and shear strength
ESR-3201 Approved for Structural Applications (R4 and Trim)
Zero Stripping, with 6 points of contact