#12 x 3/4 in. Zinc Hex Washer #3 5/16-in. Drive Fine Thread Drill Point Self-Drilling Zinc Metal Screws (5,000 Pack) | PRO-HWD12034

Pro-Twist screws, bolts, and other construction fasteners they manufacture are engineered for professional-grade use in commercial, industrial, and residential applications. Whether the job involves drywall, steel framing, mobile home construction, electrical or plumbing work, plastering, or metal roofing, Pro-Twist has the optimal fastener for every situation. They offer 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 metal to metal applications
• Zinc plating applied over electrogalvanized surface for additional corrosion resistance and aesthetic appeal
• Fine thread provides superior holding power when attaching to light gauge steel
• Hex washer head has 6 flat sides with a flat washer which provides a flat bearing surface
• Special designed point used to pre-drill into various substrates, tapping a hole in a one step application
• Allows for greater bit engagement, reducing cam-out
• Includes 1 free bit