1/2″ Chips, small stones, the next size up from 3/8″ chips. Suitable for driveways also. It is sold lose by the tonne.
Quarry Products
Drainage stone-small smooth rounded stone
A tonne bag of sand.
2" clean medium sized stone
Chips
3/8" Chips. Very small stones
Blocks
4" clean large stone
Gravel
Aggregate mix
Bags
An empty small bag.
Small empty heavy duty sand bag.
Regular 4" block with a 30 degree offset.