.275″ x 3-1/2″ Conquest Structural Screw – T-30 Star Drive, Pkg 50
The .275″ x 3-1/2″ Conquest Structural Screw delivers extended embedment for structural wood connections requiring added depth and strength. Equipped with a T-30 star drive, it provides reliable torque transfer and clean installation. Engineered for framing, deck construction, and other load-bearing applications.
Note: ICC-ES approved for structural wood fastening.
.275″ x 3-1/2″ Heavy-Duty Structural Screw for Wood Framing
This 3-1/2″ structural screw combines a strong .275″ diameter with aggressive threads to secure dimensional lumber and engineered wood with confidence.
Key Features
- 3-1/2″ Length: Offers deeper penetration into wood members.
- .275″ Diameter: Provides high load capacity in structural assemblies.
- T-30 Star Drive: Reduces slipping during high-torque installs.
- Self-Tapping Design: Saves time by eliminating predrilling.
Common Applications
- Deck Joist Connections: Secures framing components.
- Structural Blocking: Reinforces load paths between members.
- Timber Projects: Fastens beams and posts.
- Exterior Construction: Suitable for outdoor wood builds.
- Remodeling Work: Strengthens existing framing.
Installation Tips
- Pre-Align Members: Clamp lumber if needed before driving.
- Drive at Steady Speed: Allow threads to engage fully.
- Seat Head Flush: Avoid countersinking too deeply.








