--- product_id: 649389437 title: "PORTENTUM Knife Sharpener - Professional 3 Stage Manual Sharpener for Sharpening Kitchen Knives - Ceramic Stone, Tungsten Carbide Plates, Diamond rods. Ergonomic Design" brand: "portentum" price: "NT$550" currency: TWD in_stock: true category: "Portentum" url: https://www.desertcart.tw/products/649389437-portentum-knife-sharpener-professional-3-stage-manual-sharpener-for-sharpening store_origin: TW region: Taiwan --- # 3-stage precision sharpening Ergonomic, ambidextrous design Non-slip heavy-duty base PORTENTUM Knife Sharpener - Professional 3 Stage Manual Sharpener for Sharpening Kitchen Knives - Ceramic Stone, Tungsten Carbide Plates, Diamond rods. Ergonomic Design **Brand:** portentum **Price:** NT$550 **Availability:** βœ… In Stock ## Summary > πŸ”ͺ Sharpen Like a Pro, Slice Like a Boss! ## Quick Answers - **What is this?** PORTENTUM Knife Sharpener - Professional 3 Stage Manual Sharpener for Sharpening Kitchen Knives - Ceramic Stone, Tungsten Carbide Plates, Diamond rods. Ergonomic Design by portentum - **How much does it cost?** NT$550 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/649389437-portentum-knife-sharpener-professional-3-stage-manual-sharpener-for-sharpening) ## Best For - portentum enthusiasts ## Why This Product - Trusted portentum brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Ergonomic Grip for All:** Comfortable handle designed for both right and left-handed users ensures effortless control. - β€’ **Stable & Safe Sharpening:** Heavy-duty non-slip rubber base keeps your sharpener rock-solid on any surfaceβ€”no suction cups needed. - β€’ **Triple-Action Edge Revival:** Prep, sharpen, and hone your blades to professional sharpness every time. - β€’ **Versatile Knife Compatibility:** Perfect for straight-edged and wide serrated knives, including premium carbon steel blades. - β€’ **Beginner-Friendly with Expert Support:** Comes with clear instructions, demo video, and dedicated Europe-based customer service to guide you. ## Overview The PORTENTUM Knife Sharpener is a professional-grade, three-stage manual sharpener featuring ceramic stones, tungsten carbide plates, and diamond rods. Its ergonomic, ambidextrous design and heavy-duty non-slip base deliver safe, stable sharpening for a wide range of kitchen knives. Easy to use with detailed instructions and expert support, it revives dull blades to razor-sharp precision, making it an essential tool for both home chefs and culinary pros. ## Description The PORTENTUM Knife Sharpener is an exemplary choice for maintaining the razor-sharpness of your kitchen knives with ease and precision. Designed as a three-stage manual sharpener, it effectively begins with a preparation phase to ready the blade, continues with a sharpening phase to reinstate the edge, and concludes with a honing phase to fine-tune and polish the blade. This method ensures that even the dullest knives are restored to their optimal sharpness, enhancing your culinary experience with every use. Its simple yet powerful approach makes it an indispensable tool for both amateur cooks and culinary professionals alike. Ergonomically crafted, the PORTENTUM Knife Sharpener accommodates both right and left-handed users with a comfortable handle that ensures maximum grip during use. Its robust non-slip rubber base provides exceptional stability and safety on any flat kitchen surface, circumventing the need for a specially prepared area, unlike other sharpeners that rely on suction cups for stability. Furthermore, it is incredibly easy to operate, coming equipped with comprehensive instructions and a quick-start demonstration video, making it accessible for all users. Backed by dedicated customer support available seven days a week, PORTENTUM stands committed to ensuring satisfaction and providing assistance whenever needed, particularly for those new to knife sharpening. ## Features - Three-Stage Manual Knife Sharpener: Achieve brilliant results every time with the PORTENTUM Knife Sharpener. Start by preparing your blade, continue to sharpen, and conclude with honing. This efficient system ensures that your kitchen knives are consistently sharp and can even revive dull blades to their former edge. - Ergonomic and Portable Design: Featuring a comfortable handle, the PORTENTUM Knife Sharpener is designed for secure use by both right and left-handed individuals. Its heavy-duty non-slip rubber base ensures stability and safety on any flat kitchen surface, without the need for a specifically clean area, unlike sharpeners that require suction cups. - Appropriate for Various Knives: This sharpener is perfect for straight-edged steel kitchen knives and wide serrated knives, like bread knives, including those with premium hardened carbon steel blades. It is not suitable for ceramic knives, scissors, or micro serrated knives. - User-Friendly: The PORTENTUM Knife Sharpener is straightforward and simple to use. It comes complete with detailed instructions and a quick-start demonstration video to facilitate ease of use for everyone, especially beginners. - Dedicated Europe-Based Support: We understand that first-time knife sharpening might seem challenging, which is why our knowledgeable staff is readily available to assist with any queries about our products. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DB6BBNWX | | Best Sellers Rank | 47,403 in Home & Kitchen ( See Top 100 in Home & Kitchen ) 31 in Manual Knife Sharpeners | | Brand | PORTENTUM | | Brand Name | PORTENTUM | | Colour | Black | | Country Of Origin | EspaΓ±a | | Customer Reviews | 4.5 out of 5 stars 1,612 Reviews | | EU Spare Part Availability Duration | 5 Years | | Grit Type | Super Fine | | Grit type | Super Fine | | Item Dimensions L x W x H | 20L x 4.5W x 7.5H centimetres | | Item Type Name | Knife Sharpener - Smart Sharp by Lantana. No1 Choice for Sharpening Kitchen Knives. Next Generation 3 stage Kitchen Knife Sharpener for professional results - ceramic stone, tungsten carbide plates, diamond rod. Ergonomic Design with a Stylish Black/Chrome Finish. Used by Chefs World Wide - Sharpen Your Blunt Blades Now! | | Item Weight | 185 Grams | | Item weight | 185 Grams | | Manufacturer | PORTENTUM | | Manufacturer Part Number | Does not apply | | Material | Ceramic , Tungsten Carbide | | Material Type | Ceramic, Tungsten Carbide | | Model Number | KIO | | Number of Items | 1 | | Product dimensions | 20L x 4.5W x 7.5H centimetres | | Unit Count | 1.0 count | ## Product Details - **Material:** Ceramic, Tungsten Carbide - **Brand:** PORTENTUM - **Colour:** Black - **Product dimensions:** 20L x 4.5W x 7.5H centimetres - **Item weight:** 185 Grams - **Grit type:** Super Fine - **EU Spare Part Availability Duration:** 5 Years - **Number of items:** 1 - **Manufacturer:** PORTENTUM ## Images ![PORTENTUM Knife Sharpener - Professional 3 Stage Manual Sharpener for Sharpening Kitchen Knives - Ceramic Stone, Tungsten Carbide Plates, Diamond rods. Ergonomic Design - Image 1](https://m.media-amazon.com/images/I/71Fyd9FIwwL.jpg) ## Frequently Bought Together - PORTENTUM Knife Sharpener - Professional 3 Stage Manual Sharpener for Sharpening Kitchen Knives - Ceramic Stone, Tungsten Carbide Plates, Diamond rods. Ergonomic Design - HOBO Kitchen Knife Sets, 5 Piece Stainless Steel Kitchen Knives with Ultra Sharp Blade and Frosted Handle, Includes Chef Knife, Bread Knife, Santoku Knife, Utility and Paring Knife, All in a Gift Box --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tw/products/649389437-portentum-knife-sharpener-professional-3-stage-manual-sharpener-for-sharpening](https://www.desertcart.tw/products/649389437-portentum-knife-sharpener-professional-3-stage-manual-sharpener-for-sharpening) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-09-14*