{"product_id":"premium-zorunna-glass-rock-slab-disc-set-precision-cutting-grinding","title":"4 in Glass \u0026 Rock Slab Cutting Disc Combo - Thin Diamond Blades","description":"\u003cp\u003eIn this review of the 5 PCS 4 in x 7\/8 in Glass Cutting Disc + 5 PCS 4 in x 4\/5 in Rock Slab Grinding Disc set, the bottom line is simple: this kit suits hobbyists and light tradespeople who need ultra-thin, precise diamond blades for glass, ceramic and stone trimming. The reviewer found the combination of a 0.55 in glass blade and a wider 2 in rock slab blade covers both delicate precision cuts and faster slab work, while the construction and fit for 4-4.5 in angle grinders make these discs an inexpensive way to add dedicated diamond blades without clutter.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-thin glass blade:\u003c\/strong\u003e The 4 in x 7\/8 in disc offers a 0.55 in cutting width for accurate, smooth cuts in glass, jade and crystal with minimal chipping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWider rock slab blade:\u003c\/strong\u003e The 4 in x 4\/5 in disc provides a 2 in cutting width ideal for cutting rock slab, tiles and ceramics with faster material removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-quality construction:\u003c\/strong\u003e High-manganese steel and advanced brazing give improved heat resistance and reduced vibration for straighter cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile fit:\u003c\/strong\u003e Designed to fit 4-4.5 in angle grinders with a 0.79 in inner hole, these discs are quick to install for common grinders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry or wet use:\u003c\/strong\u003e The blades support both dry and wet cutting methods, allowing longer life when used with water cooling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCleaner operation:\u003c\/strong\u003e The ultra-thin design reduces noise and dust, creating a safer, cleaner workspace.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe kit is best for DIYers, craft makers and installers who work with glass, ceramic tile, jade, crystal and light stone and need a pair of dedicated profiles: a thin edge for detailed glass work and a wider slab blade for tile and rock trimming. The set is particularly useful when projects require both precision edging and faster slab cuts without swapping to larger blades.\u003c\/p\u003e\u003cp\u003eThose who need heavy industrial cutting, large-format stone fabrication, or continuous high-RPM production use should look elsewhere for full-sized diamond blades rated for prolonged 13,200 RPM-plus operation and greater thermal mass.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUltra-thin glass blade provides precise, smooth cuts with minimal chipping on delicate materials.\u003c\/li\u003e\n\u003cli\u003eWider rock slab blade removes material faster for tile and stone trimming while still delivering a controlled edge.\u003c\/li\u003e\n\u003cli\u003eSolid build quality with high-manganese steel and brazing reduces vibration and heat during use.\u003c\/li\u003e\n\u003cli\u003eFits common 4-4.5 in angle grinders and supports dry or wet cutting for flexible jobsite use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe discs are intended for light to medium work; they are not a substitute for large industrial diamond blades for heavy stone cutting.\u003c\/li\u003e\n\u003cli\u003eMaximum safe speed guidance requires attention; do not exceed recommended RPM for longevity and safety.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit contents\u003c\/td\u003e\n\u003ctd\u003e5 x 4 in x 7\/8 in glass discs, 5 x 4 in x 4\/5 in rock slab discs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass disc cutting width\u003c\/td\u003e\n\u003ctd\u003e0.55 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRock slab disc cutting width\u003c\/td\u003e\n\u003ctd\u003e2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFits grinder size\u003c\/td\u003e\n\u003ctd\u003e4 - 4.5 in angle grinders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner hole diameter\u003c\/td\u003e\n\u003ctd\u003e0.79 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eHigh-manganese steel with diamond brazing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting modes\u003c\/td\u003e\n\u003ctd\u003eDry and wet cutting supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThis combo is a practical, value-focused pick for anyone who needs both a precise glass cutting blade and a wider rock slab grinder without investing in larger blade sizes. It offers good materials and compatibility with common small angle grinders, making it a smart choice for DIY glazing, tile repair and small stone projects where control and clean cuts matter.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan these discs be used wet?\u003c\/strong\u003e\u003cbr\u003eYes, the blades support both dry and wet cutting; using water will extend life and reduce dust.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat grinders will they fit?\u003c\/strong\u003e\u003cbr\u003eThey fit 4 in to 4.5 in angle grinders with a 0.79 in inner hole.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre these suitable for heavy industrial stone cutting?\u003c\/strong\u003e\u003cbr\u003eNo, they are intended for light to medium tasks; large industrial stone work needs larger, heavy-duty diamond blades.\u003c\/p\u003e","brand":"ZORUNNA","offers":[{"title":"Default Title","offer_id":46781732651227,"sku":"B0DYJH9CS2","price":37.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/81Bj-BL6NQL._SL1500.jpg?v=1747534634","url":"https:\/\/gearmusthave.com\/products\/premium-zorunna-glass-rock-slab-disc-set-precision-cutting-grinding","provider":"GearMustHave","version":"1.0","type":"link"}