The Simpson Strong-Tie Strong-Drive FPHSD34B1214-5LB FPHSD Framing-to-CFS Screw is purpose-built for high-strength fastening in framing applications involving cold-formed steel. Ideal for contractors working on mid-rise buildings, curtain walls, or panelized construction, these screws offer speed, consistency, and code compliance across a variety of steel framing conditions.

Featuring a flat head with a six-lobe drive, the FPHSD screw ensures clean countersinking and reduced cam-out during installation. Its patented point and thread design delivers fast starts and a tight, vibration-resistant hold into steel up to 0.125" thick. With multiple lengths and pack sizes available, this screw provides flexibility for general contractors, steel framers, and prefab fabricators.

Key Features:

• Flat head design sits flush for smooth finishes and reduced snag points
• T-25 six-lobe drive resists cam-out and increases bit life
• Patented self-piercing point and thread geometry reduce installation time
• Meets 2021 IBC and IRC code requirements when used as specified
• Available in multiple lengths to match steel thickness and framing needs

Applications:

• Wood or sheathing attachment to cold-formed steel framing
• Mid-rise and light-commercial buildings
• Prefabricated wall panels
• Curtain wall construction
• Exterior or interior framing assemblies

Installation Notes:

• Compatible with steel members up to 0.125" thick
• Use a T-25 six-lobe bit for optimal drive engagement
• No predrilling required under standard conditions
• Install flush with material surface for best performance
• Follow published load values and spacing guidelines for structural integrity