NDS 829 #6 x 1.25" Stainless Steel Phillips Flat Head Screw, Bag of 40 fasten down 5 in. & 8 in. Pro Series Channel™ grates to channels, Spee-D® Channel decorative plastic grates to channels, and 9 in. and 12 in. square standard plastic and 12 in. decorative iron grates to catch basin drains, risers, and low-profile adapters. These screws have a pointed tip and coarse threads that easily drive into pilot holes molded in the Pro Series channel grate seat and basin grate seat, and into the Spee-D Channel grate seat. Use our 40 ct. bag of stainless steel screws to help an important part of your stormwater management product function effectively. Hassle-free limited lifetime warranty guarantees the NDS product is free from defects—or we’ll replace it.