Corrugated fiberboard is sometimes called cardboard, although cardboard might be any board made from heavy paper-pulp. Cardboard could apply to the material used to make greeting cards or playing cards, cereal boxes for example.
But Corrugated Fiberboard sheets have flutes. They are ideal for shipping because they can easily be printed on, they are very strong and durable, and they are widely recycled
Single Face
Single Wall
Double Wall
Triple Wall
For corrugated as well as solid cardboards
Achieving Accurate Folds in Paper and Card by considering the direction of flutes in the sheet
Ball pen with empty refill
Skip Roller Cutter
Hobby knife
(Scalpel)