{"product_id":"mjr-tumblers-60-90-grit-silicon-carbide-rock-tumbler-grit-extra-coarse-stage-1-rock-polishing-grit-4-lb-stone-polishing-compound-for-rotary-vibratory-tumblers-lapidary-supply","title":"MJR Tumblers 60\/90 Grit Silicon Carbide Rock Tumbler Grit, Extra Coarse Stage 1 Rock Polishing Grit, 4 lb Stone Polishing Compound for Rotary \u0026 Vibratory Tumblers, Lapidary Supply","description":"\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e MJR Tumblers\u003c\/p\u003e\u003cp\u003e\u003cb\u003eColor:\u003c\/b\u003e Step 1\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSTAGE 1 EXTRA COARSE GRIT FOR INITIAL SHAPING: This 60\/90 grit silicon carbide is designed for the first stage of rock tumbling, helping break down rough edges and shape stones. Ideal for starting the polishing process by removing surface imperfections and preparing rocks for finer stages.\u003c\/li\u003e\n\u003cli\u003eAGGRESSIVE CUTTING FOR FASTER MATERIAL REMOVAL: The extra coarse grit provides strong abrasive action for shaping and smoothing hard materials. Suitable for reducing rough surfaces efficiently and preparing stones for the next stages of polishing.\u003c\/li\u003e\n\u003cli\u003eCOMPATIBLE WITH ROTARY \u0026amp; VIBRATORY TUMBLERS: Works with most rock tumblers, including rotary and vibratory machines. A versatile option for maintaining your rock polishing workflow or restocking Stage 1 grit.\u003c\/li\u003e\n\u003cli\u003eIDEAL FOR ROCKS, MINERALS \u0026amp; SEA GLASS PROJECTS: Can be used on stones, minerals, and glass materials. Also suitable for creating textured finishes or shaping materials before finer polishing stages.\u003c\/li\u003e\n\u003cli\u003eUSA OWNED BRAND WITH TRUSTED QUALITY: Offered by a USA-based, disabled and veteran-owned company. MJR Tumblers provides reliable rock tumbling supplies designed for consistent performance and ease of use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cb\u003ePart Number:\u003c\/b\u003e MJR4p60\/90\u003c\/p\u003e","brand":"MJR Tumblers","offers":[{"title":"Default Title","offer_id":44832385892438,"sku":"B07F9QQJZT","price":64.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6471\/0742\/files\/61AQ9A6OpdL.jpg?v=1780717293","url":"https:\/\/www.matildaco.com\/products\/mjr-tumblers-60-90-grit-silicon-carbide-rock-tumbler-grit-extra-coarse-stage-1-rock-polishing-grit-4-lb-stone-polishing-compound-for-rotary-vibratory-tumblers-lapidary-supply","provider":"Matilda Co","version":"1.0","type":"link"}