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LedgerLOK is a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no predrilling.
LedgerLOK is tested and supported by engineering data that conforms to the most current ICC standards. It is also approved for use in ACQ or treated lumber.
Installation: LedgerLOK should be installed using an impact driver or high torque, 1⁄2" variable speed drill (at least 18V if cordless). Choose the proper length LedgerLOK so that threads fully engage the rim material. Bring washer flush to the ledger- do not countersink. Not for use in masonry or concrete
LedgerLOK Flat Head is a code-compliant structural wood screw engineered to fasten a deck ledger board to the rim joist of a house with no predrilling.
LedgerLOK replaces lag screws and through-bolts, has been coated with a proprietary three-step coating process that protects against corrosion (even in pressure treated wood) and is ACQ approved.
Installation: LedgerLOKs should be installed using an impact driver or high torque, 1⁄2" variable speed drill (at least 18V if cordless) or impact driver. Choose the proper length so that threads fully engage the main member (i.e., rim joist). Bring head flush with ledger using the flat head style. Not for use in masonry or concrete.
When using in non-ledger applications, a design professional should be consulted for all critical connections, which include the number and location of all fasteners to meet national and local code requirements.
The HeadLOK flat head fastener is a heavy-duty structural wood screw requires no predrilling and offers higher design shear than 3/8" lag screws. HeadLOK zips right in and creates a great finished look.
Installation: HeadLOK should be installed using a ½" high torque drill (18V Cordless or higher), drive the HeadLOK head flush to the surface. No predrilling required when proper end and edge distances are maintained.
HeadLOK should be installed using an impact driver or high torque 1/2" variable speed drill (minimum 18V if cordless). Choose the proper length fastener so that the threads fully engage the main member (second piece). Bring the washer head flush to wood surface.
TimberLOK is a heavy duty wood screw for applications such as attaching rafter or trusses to the top plate, landscape timbers, fences, decks, headers, stair stringers and more.
TimberLOK replaces 3/8" lag screws and is approved for use in ACQ pressure treated lumber. There is no need to predrill with TimberLOK. Its sharp point and aggressive threads zip right into the densest woods.
Installation: TimberLOK should be installed using a high torque, 1⁄2" variable speed drill (18V if cordless). Choose the proper length so that threads fully engage the main member or bottom piece. Bring fastener head flush to wood surface or countersink head flush.
TimberLOK is not recommended for saltwater applications.
LedgerLOK Flat Head Structural Wood Screw
The LedgerLOK Flat Head includes two new features versus the original hex head design:
FastenMaster LedgerLOK vs. 1/2" Lag Screws
FastenMaster comparison video demonstrating time saved installing a LedgerLOK instead of a lag screw when attaching a deck ledger to the rim joist.
FastenMaster LedgerLok Deck Ledger to Rim Board Connection
Learn the correct LedgerLOK fastening pattern for attaching a deck ledger to the rim board of a house with no predrilling.
HeadLOK Flat Head Structural Wood Screw
Learn how HeadLOK Flat head Structural Wood Screw is ideal forfastening a variety of wood applications.
FastenMaster TimberLOK Rafter/Truss to Top Plate Installation Guide
A short video showing how to install a FastenMaster 6" TimberLOK using our new installation guide.
TimberLOK 6" Rafter Tail or Truss to Top Plate Connection
Learn how the TimberLOK 6" Structural Wood Screw replaces hurricane ties while meeting IRC 2012 national code requirements for rafter or truss to top plate connections.