Sharpening steel, pieter’s broad knowledge and interest in interior design, architecture and design objects are great resources for designing berghoff’s cookware and kitchen items. This sharpener is the perfect extension to the ron knives collection. It's easy to handle, safe and durable. The mico-locked diamonds, electro-bonded to create a lightweight but strong shaft that sharpens and realigns, ensure a professional edge every time. The perfect addition to any kitchen to ensure sharp knives. Base Material: 100% Stainless Steel Care: Hand Wash Country of Origin: Imported