PrimeSource offers a wide variety of proprietary branded hand drive fasteners in the Grip-Rite and Pro-Twist brands for both interior and exterior applications.
- Ideal for concrete, brick, and other masonry applications
- For use in light-duty anchoring, door and window frames, thresholds, plumbing straps, and electrical conduits
- Exterior grade galvanized fasteners are ideal for outdoor construction and used for all types of treated lumber, including ACQ
- High-low thread provides higher strip-out resistance
- Hex washer head has 6 flat sides with a flat washer which provides a flat bearing surface
Login / Signup 
Full Description & Specs