{"product_id":"stainless-steel-channel-practice-ring-3mm-square-stones","title":"Stainless Steel Channel Practice Ring Sold by the Piece","description":"\u003cp\u003eThis stainless steel channel practice ring is designed for jewelers and stone setters who want to develop and refine their channel-setting technique without the cost of working in precious metal. The channel is sized to fit 3mm square stones, making it a practical training tool for building consistency and confidence before moving to finished work.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eChannel sized to fit 3mm square stones\u003c\/li\u003e\n  \u003cli\u003eDurable stainless steel construction withstands repeated practice sessions\u003c\/li\u003e\n  \u003cli\u003eSold individually — one ring per piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eOutside Diameter\u003c\/th\u003e\n\u003ctd\u003e24.8mm (0.890\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eWidth\u003c\/th\u003e\n\u003ctd\u003e7mm (0.280\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eChannel Fits\u003c\/th\u003e\n\u003ctd\u003e3mm square stones\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth\u003eSold As\u003c\/th\u003e\n\u003ctd\u003eSold by the piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Glendo GRS","offers":[{"title":"Default Title","offer_id":43579929788630,"sku":"126.550","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/stainless-steel-channel-practice-ring-sold-by-the-piece-otto-frei.jpg?v=1719958355","url":"https:\/\/www.ottofrei.com\/products\/stainless-steel-channel-practice-ring-3mm-square-stones","provider":"Otto Frei","version":"1.0","type":"link"}