All the Power You Need: SPAX® PowerLags®

Tired of the average lag bolts? Only SPAX® offers the largest selection of code-recognized structural wood-to-wood fasteners in the industry with features that appeal to professional contractors and weekend DIY’ers.

High Performance & High Value PowerLags®

SPAX® PowerLags® and PowerLags® for Log Homes and Timber Frame Construction feature an unparalleled level of fastening efficiency, reliability and value for structural wood assemblies and heavy carpentry.

What Makes PowerLags the Ideal Replacement for the Conventional Lag?

SPAX engineered PowerLags make better connections, save you time, money and increase the quality of your project.

Product Features That Increase Installation Speed

  • No pre-drilling required for faster, easier installation
  • Built-on washer head design eliminates the need and extra cost of a separate washer
  • Patented thread serrations require up to 40% less driving torque and help to prevent cracking in logs
  • Superior tensile strength and pull-out values

Product Features That Satisfy Building Inspectors

  • IRC / IBC Code Compliant (DrJ TER No. 1912-07) Structural Fastener Properties
  • Technical Evaluation Report
    • DrJ TER - No. 1711-01 (Deck Ledger attachment)
    • TER No. 1802-03 (Multi-Ply; LVL Beams, Girder Truss Applications)
  • Heat treated to Grade-5 durability
  • Fastener length stamp on the head provides convenient identification without measuring and aids on-site inspections
  • Available HCR® Coating is IRC / IBC Code Compliant for use in treated lumber and exterior exposure condition 3 (general construction)

SPAX PowerLags are available in 1/4", 5/16", 3/8" and 1/2" diameters in lengths up to 12" and they are sold in job-friendly package quantities, including Bulk Pails. Compare the performance and value of American-made SPAX PowerLags, request a sample or find where you can buy PowerLags at a retail home improvement store or lumber and building material dealer near you. For more performance specifications and information or to sell SPAX engineered fasteners, contact us to become a dealer.

Choose SPAX to Amplify Your Craft™.