{"product_id":"ruby-bench-stone-4-3-4x2x3-8-boxed-synthetic","title":"Ruby Bench Stone 4-3\/4\" x 2\" x 3\/8\" Boxed","description":"\u003cp\u003eRuby bench stones are crafted from sintered crystals of synthetic ruby, making them exceptionally hard and highly resistant to wear. Their superior hardness allows them to sharpen and finish extremely hard metals such as carbide gravers, while also performing effectively on non-metal materials including glass, porcelain, and quartz. These stones maintain their shape reliably through extended use, making them a dependable choice for professional jewelers, engravers, and metalsmiths who demand consistent results.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMade from sintered synthetic ruby crystals for exceptional hardness\u003c\/li\u003e\n\u003cli\u003eMaintains shape well and resists wear during heavy use\u003c\/li\u003e\n\u003cli\u003eSuitable for sharpening and finishing carbide gravers and other extremely hard metals\u003c\/li\u003e\n\u003cli\u003eAlso effective on non-metal materials such as glass, porcelain, and quartz\u003c\/li\u003e\n\u003cli\u003eAvailable in Medium and Fine grits to suit different stages of sharpening and finishing\u003c\/li\u003e\n\u003cli\u003eBoxed for convenient storage and protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e4-3\/4\" x 2\" x 3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSintered synthetic ruby crystals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003ctd\u003eBoxed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eGrit\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e110.425\u003c\/td\u003e\n\u003ctd\u003eMedium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e110.426\u003c\/td\u003e\n\u003ctd\u003eFine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Otto Frei","offers":[{"title":"Medium","offer_id":43696707993814,"sku":"110.425","price":284.0,"currency_code":"USD","in_stock":true},{"title":"Fine","offer_id":43696708026582,"sku":"110.426","price":322.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ruby-bench-stone-4-34-x-2-x-38-boxed-otto-frei-1.jpg?v=1719955442","url":"https:\/\/www.ottofrei.com\/products\/ruby-bench-stone-4-3-4x2x3-8-boxed-synthetic","provider":"Otto Frei","version":"1.0","type":"link"}