These kitchen accessories are designed to helps to efficiently prepare vegetables and other foods. They usually come with various blades and attachments for different cutting and chopping tasks. Here's a breakdown of what each component might do:

Manual Vegetable Slicer: This could be a device that allows you to slice vegetables into uniform pieces using different blade attachments. It might have adjustable settings to control the thickness of the slices.

Roller: The roller might be part of the set to aid in the smooth movement of vegetables through the slicer or grater. It can help push the vegetables evenly through the blades, making the cutting process easier.

Multifunction Vegetable Cutter: This part of the set likely offers multiple cutting options. It might include various blade attachments that allow you to julienne, dice, slice, and more. These attachments provide versatility for different culinary needs.

Food Graters: Food graters are used to grate vegetables, cheese, and other ingredients. They might have different grating sizes, such as fine and coarse, to suit various recipes.

Chopper: The chopper attachment is designed to quickly chop vegetables into smaller pieces. This can save time during food preparation and give you uniform pieces for cooking or salads.

Shredders: Shredders are used to shred vegetables into thin strips, which can be used in salads, garnishes, and other dishes.

The size,Typically, these sets are designed to be compact and space-saving, so they can easily fit on your kitchen countertop or be stored in a cabinet.