SPAX 1/4-in x 3-in Black Zinc-Plated Washer Interior Lag Screws (500-Pack) 3581820700760

The SPAX Factor – For the craftsman that concentrates on the details, We Work for You. For the Pro that puts qualify first, we help you create stronger connections, enhance performance and improve results when your reputation is on the line. This high performance wood screw is not your average screw. While it is designed for wood applications it is also functional for other materials like masonry, drywall, plastic, and up to 24ga steel. Masonry and Concrete do require pre-drilling. It is made with carbon steel and coated for durability to fasten strongly and securely. U.S made SPAX is your trusted partner for your fastening needs. Do it Once, Do it Right with SPAX.T-Star plus drive provides superior bit engagement – Better bit engagement means quicker installation with less effort – Conveniently allows for one-hand overhead drivingCold-rolled carbon steel wire heat treated to Grade 5 durability and plated with an HCR (High Corrosion Resistance) double barrier coating – HCR is tested and recognized for use in ground contact pressure treated lumber for exterior, freshwater general construction applications (eg AWPA UC1-UC4A, UCFA).The ideal replacement for the conventional lag – IRC/IBC Code Compliant: TER-No 1912-07