.275″ x 4″ Conquest Structural Screw – T-30 Star Drive, Pkg 50
Designed for demanding structural wood applications, the .275″ x 4″ Conquest Structural Screw provides strong holding power and dependable installation performance. The T-30 star drive ensures solid bit engagement under high torque conditions. Well-suited for heavy framing, ledger fastening, and multi-member wood assemblies.
Note: ICC-ES code listed for approved structural use.
.275″ x 4″ T-30 Star Drive Structural Wood Screw
With its .275″ diameter and extended 4″ length, this screw penetrates deeply into lumber while maintaining secure clamping strength across structural joints.
Key Features
- 4″ Length: Ideal for multi-layer wood connections.
- .275″ Heavy-Duty Diameter: Engineered for structural performance.
- T-30 Drive System: Minimizes cam-out and improves control.
- Aggressive Thread Pattern: Promotes fast starts in dense wood.
Common Applications
- Ledger Attachments: Secures boards to structural framing.
- Deck Beam Connections: Fastens load-bearing components.
- Wood-to-Wood Structural Joints: Reinforces framing assemblies.
- Outdoor Structures: Suitable for pergolas and heavy builds.
- General Framing: Ideal for high-strength wood fastening.
Installation Tips
- Use Proper Bit Size: T-30 star drive required.
- Maintain Alignment: Keep screw straight during installation.
- Stop at Flush Seating: Avoid excessive torque.








