About Product---The Nutcracker Tool Length is 18cm/7.1in. Handle Length: 14cm/5.5in. Diameter: 5.3cm/2.1in. Handle spacing: 7.3cm/2.9in. This product is made of premium aluminum materials with a polished finish which has good performance. Cup Shaped---The cup shaped nutcracker tool helps hold the walnuts tightly, no matter how big they are to avoid breaking the nut into pieces. Rows of Ridges---The product has rows of ridges on the inside that can help you open the walnuts more easily and without too much effort. Multifunction---This nutcracker tool is multifunctional, which can not only open walnut, but it is also convenient to open chestnut and melon seeds. Applicable---This product is suitable for easily cracking nuts, pecans, hazelnuts, almonds, walnuts, Brazil nuts, etc., and it works better than traditional openers.