15 x 2-1/2 in. Big T Construction Lag Screw, T-30, Washer Head

Big Timber Lag Screws

15 x 2-1/2 inch Washer Head Construction Lag Screws, T-30

Our rugged, Professional Grade Fasteners for Pros and Weekend Warriors have secured our place as the top fastener brand.

Compatible with treated lumber, but in areas within one mile of saltwater, near swimming pools, exposure to corrosive chemicals, or other areas where corrosion is more likely to occur, such as livestock containment, use the proper size, grade, and type of Stainless Steel Fasteners.

BENEFITS and FEATURES:

• Heat-treated hardened steel for high tensile strength and high shear strength
• Triple Layer ACQ Compatible Bronze Coating for Exterior or Interior use
• Deep Six Lobe Star Drive Recess reduces cam out end load. Handles twice the torque as Phillips or Square Drive while extending the life of the bit
• Built-in washer head for increased pull-through strength
• Under head cutting nibs to aid in self-countersinking
• Aggressive knurl enlarges the hole to reduce splitting and drag to help draw lumber together
• V Cut notches on threads to cut fibers for easier insertion at lower torque
• Type 17 tip for faster, precise starts, which eliminate walking and and provides easier insertion without pre-drilling
• Aggressive Thread for great withdrawal strength
• Structural Lag Screw backed by certified independent testing (TER 1907 01) (Acceptable alternative to galvanized lag screws)
• International Building Code and International
• Residential Code Compliant

COMMON USES INCLUDE:

• Log Construction
• Timber Frames
• Laminated Beams
• Girders
• Ledger Boards
• Stair Rails
• Deck Posts
• Fencing
• SIP Panels
• Pole Barns

NOTE: Always follow lumber manufacturer's recommendations.