Spax PowerLags 5/16 In. x 10 In. Washer Head Exterior Structure Screw (12 Ct.) Encode Box loose items come with

Box loose items come with no fasteners

bent or connected to additional sections

Rockwool Comfortbatt insulation for wood studs and joists

Can be welded to a steel member

25 and 45 pounds

Spax PowerLags 5/16 In. x 10 In. Washer Head Exterior Structure Screw (12 Ct.) Encode Box loose items come withSpax 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.