--- product_id: 167131281 title: "121N Dual-Grit Diamond Sharpening Stone File Garden Tool Knife Sharpener Coarse 325 / Extra Fine 1200 Grit for Lawn Mower Blade, Axe, Hatchet, Hedge Shears, Chisels, Drills Fathers Day Gift" brand: "sharpal" price: "¥7053" currency: JPY in_stock: true reviews_count: 13 category: "Sharpal" url: https://www.desertcart.jp/products/167131281-121n-dual-grit-diamond-sharpening-stone-file-garden-tool-knife store_origin: JP region: Japan --- # Dual-grit diamond coating Ergonomic 20° angle guides Sharpen dry, no oil needed 121N Dual-Grit Diamond Sharpening Stone File Garden Tool Knife Sharpener Coarse 325 / Extra Fine 1200 Grit for Lawn Mower Blade, Axe, Hatchet, Hedge Shears, Chisels, Drills Fathers Day Gift **Brand:** sharpal **Price:** ¥7053 **Availability:** ✅ In Stock ## Summary > 💎 Stay sharp, stay ahead — the pro’s choice for effortless edge mastery! ## Quick Answers - **What is this?** 121N Dual-Grit Diamond Sharpening Stone File Garden Tool Knife Sharpener Coarse 325 / Extra Fine 1200 Grit for Lawn Mower Blade, Axe, Hatchet, Hedge Shears, Chisels, Drills Fathers Day Gift by sharpal - **How much does it cost?** ¥7053 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/167131281-121n-dual-grit-diamond-sharpening-stone-file-garden-tool-knife) ## Best For - sharpal enthusiasts ## Why This Product - Trusted sharpal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **No-Mess Sharpening:** Sharpen dry—no oil, no soaking, no cleanup. Ready when you are. - • **Trusted Global Brand:** Backed by 3 years warranty and 25+ years of sharpening expertise from SHARPAL. - • **Durable Diamond Power:** Monocrystalline diamond coating delivers unmatched hardness and long-lasting performance. - • **Precision Dual-Grit Edge:** Coarse 325 grit for rapid reshaping, extra fine 1200 grit for razor-sharp honing. - • **Effortless Control & Comfort:** Ergonomic grip with built-in 20° angle guides ensures perfect sharpening every time. ## Overview The SHARPAL 121N Dual-Grit Diamond Sharpening Stone features a durable monocrystalline diamond coating with coarse 325 and extra fine 1200 grit surfaces, designed for quick edge setting and precise honing. Its ergonomic handle and 20° angle guides provide comfortable, consistent sharpening without oil or soaking. Lightweight and portable, it’s ideal for garden tools, knives, and workshop blades, backed by SHARPAL’s 3-year warranty and 25+ years of innovation. ## Description SHARPAL is a leading brand of knife and tool sharpeners designed for outdoor, garden, workshop, kitchen use, and more. With 25+ years of expertise, we engineer high-quality, innovative sharpening solutions trusted by chefs, hunters, craftsmen, and DIYers worldwide. From multi-purpose sharpeners to precision sharpening systems, SHARPAL keeps your edge razor-sharp. SHARPAL – GIVING YOU THE EDGE. SHARPAL is a leading brand of knife and tool sharpeners designed for outdoor, garden, workshop, kitchen use, and more. With 25+ years of expertise, we engineer high-quality, innovative sharpening solutions trusted by chefs, hunters, craftsmen, and DIYers worldwide. From multi-purpose sharpeners to precision sharpening systems, SHARPAL keeps your edge razor-sharp. SHARPAL – GIVING YOU THE EDGE. Outdoor & Sports Visit the Store Outdoor & Sports Visit the Store Garden & Workshop Visit the Store Garden & Workshop Culinary & Kitchen Visit the Store Culinary & Kitchen Diamond Sharpening Stone Visit the Store Diamond Sharpening Stone Review: Works Great for Me - I’m a relative beginner when it comes to knife sharpening, and this has been a very useful tool for me. I found it effective and much easier to use than several other sharpening options I’ve tried in the past. The 325 / 1200 grit combination offers a really practical range, allowing you to remove material when an edge is in rough shape and also offering finer honing to clean things up and restore sharpness. One of the biggest advantages for me is the comfort and control. The handle feels good in the hand and provides a secure grip, which makes the process feel more stable and less intimidating. I also appreciate that it is fully handheld rather than needing to be laid flat on a surface. I’ve always struggled to maintain a consistent angle with flat stones, and this design makes that much easier and more forgiving. It’s also very convenient to use. There’s no setup, no soaking, and no extra accessories required. I can grab it, sharpen a knife in just a few minutes, and put it away just as quickly. So far, I’ve had great results on both my pocket knives and kitchen knives, with noticeably improved sharpness. Review: Good tool - Works good .. use it to put edge on kitchen knives ## Features - Durable monocrystalline diamonds coated full tang stainless steel. The diamond coating of this product has a very high hardness. It can sharpen all your tools like new ones. - Coarse 325 grit (45 micron) for quick edge setting; Extra fine 1200 grit (12 micron) for honing. 2 sharpening surfaces to meet your different sharpening needs - No oil is needed-sharpen dry. Simplify the sharpening process without the need for preparation or troublesome cleaning up. - The ergonomically designed grip, along with 20° angle guides on both sides, makes your use more effortless and comfortable - 3 YEARS of Commitment and Superior After-Sale Service: SHARPAL, headquartered in California, USA, with branches in Germany and Australia, provides easy and effective sharpening solutions. All products undergo rigorous testing to ensure top-tier performance and durability. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07WJJLFMX | | Best Sellers Rank | #3,732 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3 in Sharpening Stones | | Brand | SHARPAL | | Brand Name | SHARPAL | | Color | Black | | Customer Reviews | 4.6 out of 5 stars 3,150 Reviews | | Grit Type | Coarse,Extra Fine | | Included Components | Item | | Item Dimensions L x W x H | 8.46"L x 1.38"W x 0.51"H | | Item Weight | 150 Grams | | Manufacturer | Sharpal | | Manufacturer Part Number | 121N | | Material | Monocrystalline Diamond | | Material Type | Monocrystalline Diamond | | Model Number | 121N | | Number of Items | 1 | | Product Dimensions | 8.46"L x 1.38"W x 0.51"H | | UPC | 814744020435 814744020718 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** SHARPAL - **Color:** Black - **Grit Type:** Coarse,Extra Fine - **Item Weight:** 150 Grams - **Manufacturer:** Sharpal - **Material:** Monocrystalline Diamond - **Number of Items:** 1 - **Number of Packs:** 1 - **Product Dimensions:** 8.46"L x 1.38"W x 0.51"H - **Unit Count:** 1.0 Count ## Images ![121N Dual-Grit Diamond Sharpening Stone File Garden Tool Knife Sharpener Coarse 325 / Extra Fine 1200 Grit for Lawn Mower Blade, Axe, Hatchet, Hedge Shears, Chisels, Drills Fathers Day Gift - Image 1](https://m.media-amazon.com/images/I/71SpG1WWSuL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Is water or oil required during the sharpening process?** A: Avoid using water during sharpening, as it may cause the iron filings on the stone's surface to rust. Testing shows minimal difference in sharpening performance between using oil and dry sharpening, so oil is not necessary. **Q: After using the stone, dark areas appear on its surface. Does this mean the diamonds have worn off?** A: No, the dark areas are dried dirt from sharpening, not a sign of the diamonds wearing off. These marks don’t affect performance and can be left as is. For minor marks, use an eraser. For tough stains, clean with Bar Keepers Friend and air dry fully. **Q: Should I use high pressure when sharpening with this diamond stone?** A: Avoid applying excessive pressure when sharpening, as it can accelerate wear on the diamond and shorten its lifespan. Instead, use light pressure to maximize the sharpening performance of the diamond particles. **Q: How long does it last?** A: The lifespan depends on usage, the hardness of the materials being sharpened, and maintenance. With proper care, it can last many years, even for those sharpening 3 to 4 times a week. Regular cleaning and light pressure extend its durability. **Q: What is the cause of the rust and how can I deal with it?** A: The base of this product is stainless steel and will not rust. Any rust is caused by iron filings left on the stone's surface that oxidize if not cleaned. Use Bar Keepers Friend powder to clean it and ensure the stone is fully air-dried. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works Great for Me *by M***4 on February 1, 2026* I’m a relative beginner when it comes to knife sharpening, and this has been a very useful tool for me. I found it effective and much easier to use than several other sharpening options I’ve tried in the past. The 325 / 1200 grit combination offers a really practical range, allowing you to remove material when an edge is in rough shape and also offering finer honing to clean things up and restore sharpness. One of the biggest advantages for me is the comfort and control. The handle feels good in the hand and provides a secure grip, which makes the process feel more stable and less intimidating. I also appreciate that it is fully handheld rather than needing to be laid flat on a surface. I’ve always struggled to maintain a consistent angle with flat stones, and this design makes that much easier and more forgiving. It’s also very convenient to use. There’s no setup, no soaking, and no extra accessories required. I can grab it, sharpen a knife in just a few minutes, and put it away just as quickly. So far, I’ve had great results on both my pocket knives and kitchen knives, with noticeably improved sharpness. ### ⭐⭐⭐⭐⭐ Good tool *by D***E on April 29, 2026* Works good .. use it to put edge on kitchen knives ### ⭐⭐⭐⭐ Works. *by D***. on April 1, 2026* Nice. Makes me wish I'd never purchased those colorful plastic versions with the bad grit. The cost of this is slightly higher, and it's smaller, but the quality is much better. ## Frequently Bought Together - SHARPAL 121N Dual-Grit Diamond Sharpening Stone File Garden Tool Knife Sharpener with Angle Guide Coarse 325 / Extra Fine 1200 Grit for Lawn Mower Blade, Axe, Hatchet, Hedge Shears, Chisels, Drills - Corona Sharpening Tool, Garden Tool Blade Sharpener, AC 8300 - SHARPAL 103N All-in-1 Knife Garden Tool Multi-Sharpener for Lawn Mower Blade, Axe, Hatchet, Machete, Pruner, Hedge Shears, Scissors --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/167131281-121n-dual-grit-diamond-sharpening-stone-file-garden-tool-knife](https://www.desertcart.jp/products/167131281-121n-dual-grit-diamond-sharpening-stone-file-garden-tool-knife) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-06-23*