Spax PowerLags 5/16 In. x 3-1/2 In. Washer Head Exterior Structure Screw (250 Ct.) Crystal Blue Male fitting acts as a

Male fitting acts as a pipe coupling or snaps to any other snap-lock fitting

Fires 18 Ga

End cap not included

mobile base for the EGG

A 7/16" hex shank provides a secure gripping surface for the drill chuck

Spax PowerLags 5/16 In. x 3-1/2 In. Washer Head Exterior Structure Screw (250 Ct.) Crystal Blue Male fitting acts as aSpax PowerLags Screws have a washer head with T Star Drive and HCR (High Corrosion Resistant) exterior coating. Provides a new level of fastening efficiency and reliability to construction. Engineered specifically for demanding wood to wood structural applications, PowerLags feature patented thread serrations that eliminate pre drilling and dramatically increase installation speed requiring up to 40% less driving torque to increase installation speed.