MATERIAL: each corer is made of stainless steel, it is strong and durable, not easy to rust, deform or break, convenient to wash and clean, and use for a long time. SIZES: 4 different sizes of manual seeders, different sizes to meet your different fruit handling needs. EASY TO USE: Equipped with a serrated blade that makes it easy to insert fruit. You can twist the corer effortlessly or slide it through your fruit. The open processing slot can help you easily remove the core of the fruit and simplify cooking and baking. DESIGN: Our stainless steel fruit pecking tool has a handle that allows to hold, handle, hang and store. FUNCTIONAL USE: This multi-function seeder set is suitable for any kitchen and can help you quickly remove pits from pears, cherries, jujubes, red dates, etc.