Graded base is a construction aggregate typically composed of crushed rock capable of passing through a 20-millimeter (3⁄4 in) rock screen. The component particles will vary in size from 20 mm down to dust. The material can be made of new, or of recycled asphalt and concrete.
Use: Driveways, base for patios, walkways, walls, packs down great
Size: ¾” stone with stone dust