USP Connectors
Fasteners for Canada

Canada Flag Fasteners

We offer a full range of structurally rated fasteners for wood frame structures. Hot-dipped galvanized, stainless steel and Gold Coat corrosion resistant finishes are available for exterior applications.


Proper fasteners are a critical component in a sound wood frame structure. To ensure successful installations of its connectors, USP offers a full range of structurally-rated nails. All galvanized nails supplied by USP are Hot-dipped for greater corrosion resistance. Any USP connector requiring a NA16D-RS or NA20D nail is shipped with the nails attached to the connector in convenient poly bags.

Materials: ASTM A 123; ASTM A 153 (HDG)
Finish: Hot-dip Galvanized, Gold Coat, Stainless Steel, Bright

USP Connectors Nails
USP Connectors Nails

N / NA series

WS Structural Wood Screws

The WS Wood Screw is a self-drilling screw used for numerous framing applications. This screw features a reverse locking serration on the bottom of the screw head to help prevent over tightening against a steel plate. The USP head stamp identifies screws for easy inspection.

Materials: 1/4" diameter Grade 5 steel
Finish: Zinc, Hot-Dip Galvanized, Gold Coat

WS Series   Sales Sheet

WS Structural Wood Screws from USP Connectors

LumberLok Structural Connector Screws

The LumberLok Structural Connector Screw is a self-drilling screw that can be used with a number of USP Structural Connectors and wood-to-wood applications. The screws feature a T20 Torx® head with integral washer and gimlet point for ease of installation. The twin-lead threads drive in twice as fast as the single lead threads significantly reducing installation time. The USP head stamp identifies the screw length for easy inspection.

Materials: Low carbon hardened steel
Finish: Gold Coat

LL series

LumberLok Structural Connector Screws from USP Connectors

MiTek® FlatLOK™ Structural Wood Screws

FlatLOK is a multi-purpose structural wood screw that can be used for fastening multi-ply SCL, dimensional beams and girder trusses. The low-profile flat head allows for easy attachment of finishing materials such as drywall.

Materials: Heat-treated carbon steel
Finish: Proprietary coating

MIFLK series

MiTek FlatLOK Structural Wood Screws

MiTek® TimberLOK™ Truss/Rafter to Top Plate Fastener

The 6" long TimberLOK screw is used to attach wood trusses, sawn lumber rafters or structural composite lumber (SCL) to wood walls. It is a code-compliant way to attach rafters or trusses to a double top plate, offers an alternative to toe-nail connections, metal hurricane and seismic clips/straps, or nails in uplift and/or lateral resistance applications.

Materials: Heat-treated carbon steel
Finish: Proprietary coating

55-MITMBLK series

MiTek TimberLOK Truss/Rafter to Top Plate Fastener