Grades 305 Stainless Steel screws. All screws feature a star drive recess and are ACQ approved. When driven below the surface with the PVC Tool, both fasteners create a perfect hole for the plug, without pre drilling.; ; Brand Name: Starborn Sub Brand: Pro Plug Callout Size: No. 10 Length: 2-1/2 in. Drive Style: Star Head Type: Trim Head Product Type: Deck Screws and Plugs Kit Number in Package: 1 pk Self Tapping: Yes Thread Type: Reverse Self Drilling: Yes Packaging Type: Boxed Indoor or Outdoor: Outdoor Grade: 305 Grade Coverage Area: 50 linear feet Brand Compatibility: Versatex