Starborn Structural F23 4″ Multi-Purpose Flat Head Wood Screw 4-Pack

Key Features: IRC/IBC code compliant for professional structural applications No pre-drilling required – saves time and prevents wood splitting Comparable strength to 1/2″ lag screws with easier installation 2/3″ shank diameter provides optimal holding power T40 star drive head eliminates cam-out and ensures secure driving Tri-Forge® Point provides a fast start, minimal splitting, and reduced driving torque Speed-Knurl™ reduces friction on the unthreaded shank for faster installation Black exterior grade coating with high-adhesion and ACQ-approved alternative to galvanized When You Need This: Heavy-duty framing applications requiring structural-grade fasteners Installing posts for aluminum handrail systems and railing structures Replacing traditional lag screws with faster, no-drill alternatives Professional installations requiring IRC/IBC-approved fasteners Applications: Aluminum handrail post installation and structural framing Professional contractor work requiring code-compliant fasteners Any application where traditional lag screws or through-bolts are specified Ordering Guide: Order one 4-pack per post for standard installations Multiple packs may be needed for larger structural projects Starborn® F23 screws provide professional-grade structural fastening with the convenience of no pre-drilling while meeting all code requirements for reliable, long-lasting connections.