Starborn Industries IPE Pro Plug System For Wood Decking Kit - 100 Sq Ft with #8 x 2-1/2" Screws Drill, Screw, Glue & Plug in under 20 seconds Unique IPE plugs offer easy insertion & extremely tight fit (plugs are 5/16" in diameter) Revolutionary glue nozzle coats the sides of the countersink hole #8 x 2-1/2" stainless steel screws included - Covers approx 100 sq feet Use with the Smart-Bit PRO PLUG Tool for Wood (Sold separately)