FastenMaster Structural Screws

FastenMaster are the manufactures of TimberLOK Heavy Duty Wood Screws that replaces 3/8" lag screws and enables you to complete wood-to-wood projects faster, easier and stronger. TimberLOK is approved in ACQ Pressure Treated Lumber. There is no need to predrill with TimberLOK, it’s sharp point and aggressive threads zip right in to the densest woods.
4" Timberlok Heavy Duty Wood Screw
Price: $0.47
Availability: Stock
Item #: FMTLOK04 -

    No Predrilling. Stronger than 3/8" Lags! The FMTLOK04 4" FastenMaster® TimberLok® Heavy Duty Wood Screw can replace 3/8" lag screws and enables you to complete wood-to-wood projects faster, easier and stronger. All design values based on 1-1/2" side member thickness and penetration into main member as follows; TimberLok 2", Nails 10x diameter, Lags 8x diameter. Design values may be subject to adjustment factors (section 10.3 in NDS) based on conditions existing during installation as...

    FastenMaster 6" Timberlok Heavy Duty Wood Screws
    Price: $0.61
    Availability: Stock
    Item #: FMTLOK06 -

      No Predrilling. Stronger than 3/8" Lags! The FMTLOK06 6" FastenMaster® TimberLok® Heavy Duty Wood Screw can replace 3/8" lag screws and enables you to complete wood-to-wood projects faster, easier and stronger. All design values based on 1-1/2" side member thickness and penetration into main member as follows; TimberLok 2", Nails 10x diameter, Lags 8x diameter. Design values may be subject to adjustment factors (section 10.3 in NDS) based on conditions existing during installation as...

      FastenMaster 8" Timberlok Heavy Duty Wood Screws
      Price: $0.72
      Availability: Stock
      Item #: FMTLOK08 -

        No Predrilling. Stronger than 3/8" Lags! The FMTLOK08 8" FastenMaster® TimberLok® Heavy Duty Wood Screw can replace 3/8" lag screws and enables you to complete wood-to-wood projects faster, easier and stronger. All design values based on 1-1/2" side member thickness and penetration into main member as follows; TimberLok 2", Nails 10x diameter, Lags 8x diameter. Design values may be subject to adjustment factors (section 10.3 in NDS) based on conditions existing during installation as...

        FastenMaster 10" Timberlok Heavy Duty Wood Screws
        Price: $0.82
        Availability: Stock
        Item #: FMTLOK10 -

          No Predrilling. Stronger than 3/8" Lags! The FMTLOK10 10" FastenMaster® TimberLok® Heavy Duty Wood Screw can replace 3/8" lag screws and enables you to complete wood-to-wood projects faster, easier and stronger. All design values based on 1-1/2" side member thickness and penetration into main member as follows; TimberLok 2", Nails 10x diameter, Lags 8x diameter. Design values may be subject to adjustment factors (section 10.3 in NDS) based on conditions existing during installation as...