{"product_id":"grit-refill-for-rock-tumbler-1","title":"Grit Refill for Rock Tumbler","description":"\u003cp\u003eThis grit is used in the rock tumbling process in a rotary tumbler. It is an 60\/90 mesh silicon carbide granule. In a rotary tumbler use about two level tablespoons of grit per pound of rock. When tumbling you will place enough rocks in the barrel to make it about 2\/3 to 3\/4 full. Then, add about two level tablespoons of grit for each pound of rock. Finally, add enough water to almost cover the rock.\u003c\/p\u003e","brand":"Midwest Diggers","offers":[{"title":"Default Title","offer_id":47258086080690,"sku":"DD=RCKGRT1POUND","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0034\/2022\/5651\/files\/TumblingGrit.jpg?v=1775086781","url":"https:\/\/www.midwestdiggers.com\/products\/grit-refill-for-rock-tumbler-1","provider":"Midwest Diggers","version":"1.0","type":"link"}