Pro-Twist screws, self-drilling, hex washer head, galvanized, stainless, stainless steel, PrimeGuard, PrimeGuard plus, protwist, pro-twist, screws, self-drilling, hex washer head, self-tapping, hex head, pan head framer, laminator, fasteners, drywall screws, steel framing, sharp point screw Pro-Twist Construction Fasteners are engineered for professional-grade use in commercial, industrial, and residential applications.