Estimate shipping
Description
Big Timber CTX: Structural Lag Screw
Common Uses Include
• Log Construction
• Timber Frames
• Laminated Beams
• Girders
• Ledger Boards
• Stair Rails
• Deck Posts
• Fencing
• SIP Panels
• Pole Barns
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
• Wax coating enhances performance, reducing the torque for a smoother drive
• 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 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 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
CTX Product Options
| DIAMETER/DRIVE | LENGTH | AVG. ULTIMATE LOAD |
|---|---|---|
| 0.531" / T25 | 1" to 6" | 930 lbf (Shear 725 lbf) |
| 0.620" / T30 | 2" to 6" | 1,475 lbf (Shear 1,020 lbf) |
| 0.675" / T40 | 4" to 16" | 1,850 lbf (Shear 1,240 lbf) |
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.