An essential tool for those who process tomatoes or strawberries for canning. Significantly cuts down prep time and is much easier than using a paring knife. Effortlessly core your tomatoes and strawberries without mangling fruit. To use for tomatoes: Insert the teeth of the corer at the stem and twist out. To use for strawberries: Hook the stem off with the teeth of the corer. Stainless steel teeth and durable, heavy-duty plastic. Measures: 4.75" x .75" x .25" / 12cm x 2cm x .6cm.