{"title":"Extra-Coarse Synthetic Stones","description":"","products":[{"product_id":"arato-kun-220-extra-coarse-grit-whetstone","title":"Arato-kun #220 Extra Coarse Grit Whetstone","description":"\u003cp\u003eExtra coarse 220 grit Arato Kun stone cuts very quickly and is great for repairing chips, re-profiling and thinning. Although the abrasive particles are not as hard as diamond, this stone works faster than coarser diamond stones in our experience as the density of abrasive is greater.\u003c\/p\u003e\n\u003cp\u003eIt must be noted that one should use this stone away from finer stones, or thoroughly clear the 220 grit from work area after use. This is advised to avoid contaminating finer stones with aggressive grit, which can result in scratching or even chipping your sharpening edge.\u003c\/p\u003e","brand":"Imanishi","offers":[{"title":"Default Title","offer_id":36252427583640,"sku":"ARATO-FLAT-220","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/products\/img-3748.jpg?v=1599868938"},{"product_id":"suihei-kun-100-flattening-stone","title":"Suihei-kun #100 Flattening Stone","description":"\u003cp\u003eThis is a full benchstone sized very aggressive 100 grit ceramic flattening stone with grooves. Great for flattening coarse stones, hard ceramic stones, as well as softer 'muddy' stones. Fine stones (3000 grit plus) should be smoothed over with a nagura after using this stone. The deep grooves made by the coarse 100 grit in the flattener will reduce the efficiency of the finer grit stones if they are not smoothed away. Soak flattener and stone to be flattened before use. Not recommended for natural stones.\u003c\/p\u003e\n\u003cp\u003eThis flattener is used in our shop for flattening stones under 500 grit as those extra coarse stones can damage diamond flatteners by wearing off the nickel plating holding the diamonds.\u003c\/p\u003e","brand":"Imanishi","offers":[{"title":"Default Title","offer_id":36252518547608,"sku":"SUI-FLAT-100","price":40.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC01477_896468ca-7ff5-4a57-9ee7-46fc4bdff67a.jpg?v=1739831693"},{"product_id":"atoma-140-diamond-stone-with-holder","title":"Atoma #140 Diamond Stone with Holder","description":"\u003cp\u003eCoarse Atoma 140 diamond plate with metal backing. Comes with stone holder.\u003c\/p\u003e\n\u003cp\u003eThis stone was manufactured as a coarse sharpening stone, but we much prefer it as a flattening stone for stones at 400 grit and up (very coarse stones can prematurely wear away the plating holding the diamonds).\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\n\u003c\/p\u003e\n\u003cp\u003eIt especially is great for flattening hard ceramic stones. This is our go-to for flattening here in our shop, as we are using a number of different stones all day. It is great for flattening the bottoms of natural stones however we typically recommend the 400 Atoma for flattening natural stones. \u003cspan\u003eFine stones (3000 grit plus) should be smoothed over with a nagura after using this stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\n\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/CuaxP7wg-nE\" width=\"560\" height=\"315\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Imanishi","offers":[{"title":"Default Title","offer_id":36252579922072,"sku":"ATM75-1.4ED","price":128.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC07929.jpg?v=1713987672"},{"product_id":"atoma-140-diamond-stone","title":"Atoma #140 Diamond Stone No Holder","description":"\u003cp\u003eCoarse Atoma 140 diamond plate.\u003c\/p\u003e\n\u003cp\u003eThis stone was manufactured as a coarse sharpening stone, but we much prefer it as a flattening stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003eIt especially is great for flattening hard ceramic stones. This is our go-to for flattening here in our shop, as we are using a number of different stones all day. \u003cspan\u003eFine stones (3000 grit plus) should be smoothed over with a nagura after using this stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003eThe deep grooves made by the coarse diamond plate in the flattener will reduce the efficiency of the finer grit stones if they are not smoothed away.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hitohira","offers":[{"title":"Default Title","offer_id":40859406172312,"sku":"LNEYD-010-140","price":105.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC00455_c3a08904-2d0a-44e0-b0fb-fc5e6efa3391.jpg?v=1738606643"},{"product_id":"atoma-140-diamond-stone-with-handle","title":"Atoma #140 Diamond Stone With Handle","description":"\u003cp\u003eCoarse Atoma 140 diamond plate with handle.\u003c\/p\u003e\n\u003cp\u003eThis stone was manufactured as a coarse sharpening stone, but we much prefer it as a flattening stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003eIt especially is great for flattening hard ceramic stones. This is our go-to for flattening here in our shop, as we are using a number of different stones all day. \u003cspan\u003eFine stones (3000 grit plus) should be smoothed over with a nagura after using this stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003eThe deep grooves made by the coarse diamond plate in the flattener will reduce the efficiency of the finer grit stones if they are not smoothed away.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eBrand: Atoma アトマ\u003cbr\u003eProduct Type: Diamond Plate\u003cbr\u003eGrit: #140\u003cbr\u003eSoaking Requirement: Not required\u003cbr\u003eSize: 75 x 210 x 1mm\u003cbr\u003eWeight: 693g\u003c\/span\u003e\u003c\/p\u003e","brand":"Hitohira","offers":[{"title":"Default Title","offer_id":40859425570968,"sku":"LNEYD-050-140","price":142.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC00749_f3dc3953-6851-443e-9340-b92526678762.jpg?v=1738607718"},{"product_id":"hitohira-orange-whetstone-150","title":"Hitohira Orange Whetstone 150","description":"\u003cmeta charset=\"UTF-8\"\u003e \u003cbr\u003eBrand: \u003cstrong\u003eHitohira ひとひら (一片)\u003c\/strong\u003e \u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003eProduct Type: \u003cstrong\u003eWhetstone\u003c\/strong\u003e\u003c\/span\u003e \u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003eGrit: \u003cstrong\u003e#150\u003c\/strong\u003e\u003c\/span\u003e \u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003eSoaking Requirement: \u003cstrong\u003e10-15 min\u003c\/strong\u003e\u003c\/span\u003e \u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003eSize: \u003cstrong\u003e210 x 80 x 50mm\u003c\/strong\u003e\u003c\/span\u003e \u003cbr\u003e\u003cspan data-mce-fragment=\"1\"\u003eWeight: \u003cstrong\u003e1721g\u003c\/strong\u003e\u003c\/span\u003e \u003cbr data-mce-fragment=\"1\"\u003e","brand":"Hitohira","offers":[{"title":"Default Title","offer_id":43778653651165,"sku":"AAEAA-001-150","price":60.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC07914.jpg?v=1713987736"},{"product_id":"takarazukushi-porous-ceramic-220-flattening-stone","title":"Takarazukushi Porous Ceramic 220 Flattening Stone","description":"\u003cp\u003eThis is a full benchstone sized very aggressive 220 grit ceramic flattening stone with a porous composition. Great for flattening stones from coarse to fine grit it does not leave excessively deep scratches, it is ideal for stubborn hard stones, and even works well on natural stones.\u003c\/p\u003e\n\u003cp\u003eMost fine stones (3000 grit plus) should be smoothed over with a nagura after using this stone. Soak flattener and stone to be flattened before use. \u003c\/p\u003e\n\u003cp\u003eThis flattener is used in our shop for flattening stones under 400 grit as those extra coarse stones can damage diamond flatteners by wearing off the nickel plating holding the diamonds.\u003c\/p\u003e","brand":"Bernal Cutlery Takarazukushi","offers":[{"title":"Default Title","offer_id":44259705651421,"sku":"PA#220PO","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC08291.jpg?v=1715372458"},{"product_id":"atoma-140-diamond-stone-replacement","title":"Atoma #140 Diamond Stone (Replacement)","description":"\u003cp\u003eCoarse Atoma 140 diamond plate replacement.\u003c\/p\u003e\n\u003cp\u003eThis stone was manufactured as a coarse sharpening stone, but we much prefer it as a flattening stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003eIt especially is great for flattening hard ceramic stones. This is our go-to for flattening here in our shop, as we are using a number of different stones all day. \u003cspan\u003eFine stones (3000 grit plus) should be smoothed over with a nagura after using this stone.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003eThe deep grooves made by the coarse diamond plate in the flattener will reduce the efficiency of the finer grit stones if they are not smoothed away.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hitohira","offers":[{"title":"Default Title","offer_id":47441353933021,"sku":"LNEYD-020-140","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0455\/3339\/7144\/files\/DSC03198_02d78559-e1d4-4c46-902c-71bce6bf810e.jpg?v=1777674481"}],"url":"https:\/\/bernalcutlery.com\/en-fr\/collections\/extra-coarse-synthetic-stones.oembed","provider":"Bernal Cutlery","version":"1.0","type":"link"}