Metal open hole storage bins are usually used for bolt assortments and many other common MRO parts. They come with different amounts of openings depending on the application so therefore the height would would be different depending on the amount of openings. The width is 33-7/8" and the depth is 12" deep. They are made of heavy gauge gray power coated steel for a long lasting finish and usable life. They can be wall mounted and freestanding with the use of a base with legs to keep it off the floor.