{"product_id":"zenesis-black-core-bits-1-3-8in-to-3in","title":"Zenesis-Black Core Bits, 1-3\/8in to 3in","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:05845f08-663e-47b9-938f-b4f9f35ad663-59\" data-testid=\"conversation-turn-60\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"61f9f9f6-b60b-48b4-804d-60bd69e3b232\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"0\" data-end=\"28\"\u003eZENESIS™ Black Core Bits\u003c\/h2\u003e\n\u003cp data-start=\"29\" data-end=\"343\"\u003eThe ZENESIS™ Black Core Bits, built with our renowned ZENESIS™ pattern diamond tech, excel with challenging materials like quartzite. These bits offer exceptional performance and ensure consistent results throughout their lifespan. External brazed diamonds prevent binding, while internal ones ease plug removal.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 data-start=\"344\" data-end=\"398\"\u003eProfessional Diamond Core Bits for Stone Drilling\u003c\/h2\u003e\n\u003cp data-start=\"399\" data-end=\"853\"\u003eThe ZENESIS™ Black Core Bits are professional-grade stone drilling tools engineered for precision, durability, and exceptional cutting performance on both natural and engineered stone materials, including granite, quartz, quartzite, and other dense surfaces. Built with the renowned ZENESIS™ patterned diamond technology, these core bits are designed to deliver consistent results while maintaining optimal cutting efficiency throughout their lifespan.\u003c\/p\u003e\n\u003ch2 data-start=\"854\" data-end=\"906\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-start=\"854\" data-end=\"906\"\u003eAdvanced Diamond Technology for Smooth Drilling\u003c\/h2\u003e\n\u003cp data-start=\"907\" data-end=\"1333\"\u003eFeaturing a combination of external and internal brazed diamonds, the Black Core Bits minimize binding and friction during drilling. External diamonds provide aggressive cutting to penetrate hard materials efficiently, while internal diamonds facilitate easy plug removal, reducing downtime and improving productivity. This dual-action design ensures smooth, clean cuts and prolongs the life of both the bit and the machine.\u003c\/p\u003e\n\u003ch2 data-start=\"1334\" data-end=\"1381\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-start=\"1334\" data-end=\"1381\"\u003eEngineered for Precision Stone Fabrication\u003c\/h2\u003e\n\u003cp data-start=\"1382\" data-end=\"1741\"\u003eEngineered for CNC machines, bridge saws, and hand-held core drilling applications, these core bits are ideal for cutting precise holes for sinks, faucets, plumbing, and custom fabrication tasks. Their optimized segment design improves cooling and debris removal during operation, reducing heat buildup and maintaining the structural integrity of the stone.\u003c\/p\u003e\n\u003ch2 data-start=\"1742\" data-end=\"1796\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-start=\"1742\" data-end=\"1796\"\u003eReliable Performance for Professional Fabricators\u003c\/h2\u003e\n\u003cp data-start=\"1797\" data-end=\"2242\"\u003eWhether you are a countertop fabricator, restoration specialist, or stone installer, the ZENESIS™ Black Core Bits provide high-speed drilling, reliable performance, and long-lasting durability, making them an indispensable tool in professional stone fabrication shops. Their innovative diamond patterning and smart construction ensure maximum efficiency, safety, and precision for every project, from heavy-duty production to fine detail work.\u003c\/p\u003e\n\u003ch2 data-start=\"2243\" data-end=\"2260\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 data-start=\"2243\" data-end=\"2260\"\u003eKey Features\u003c\/h2\u003e\n\u003ch3 data-start=\"2261\" data-end=\"2285\"\u003eFlexible Operation\u003c\/h3\u003e\n\u003cp data-start=\"2286\" data-end=\"2312\"\u003e• Can be used wet or dry\u003c\/p\u003e\n\u003ch3 data-start=\"2313\" data-end=\"2334\"\u003eEnhanced Design\u003c\/h3\u003e\n\u003cp data-start=\"2335\" data-end=\"2378\"\u003e• All-new design for enhanced performance\u003c\/p\u003e\n\u003ch3 data-start=\"2379\" data-end=\"2407\"\u003eMaterial Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"2408\" data-end=\"2457\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Drills Granite, Engineered Stone, and Quartzite\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cdiv aria-hidden=\"true\" data-edge=\"true\" class=\"pointer-events-none h-px w-px absolute bottom-0\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0724\/5407\/8680\/files\/Screenshot_2025-12-25_153120.jpg?v=1766656921\"\u003e\u003c\/p\u003e","brand":"Zenesis","offers":[{"title":"1 1\/4in","offer_id":51121849598168,"sku":"ZDGUL032B3","price":68.95,"currency_code":"USD","in_stock":true},{"title":"1 3\/8in","offer_id":51121849565400,"sku":"ZDGUL035B3","price":69.31,"currency_code":"USD","in_stock":true},{"title":"1 1\/2in","offer_id":51121849630936,"sku":"ZDGUL038B3","price":69.68,"currency_code":"USD","in_stock":true},{"title":"2in","offer_id":51121849663704,"sku":"ZDGUL051B3","price":78.49,"currency_code":"USD","in_stock":true},{"title":"2 1\/4in","offer_id":51121849696472,"sku":"ZDGUL057B3","price":85.55,"currency_code":"USD","in_stock":true},{"title":"2 1\/2in","offer_id":51121849729240,"sku":"ZDGUL062B3","price":94.37,"currency_code":"USD","in_stock":true},{"title":"3in","offer_id":51121849762008,"sku":"ZDGUL075B3","price":105.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/5407\/8680\/files\/zenesis-core-bit-1-1-4in-zenesis-black-core-bits-1-3-8in-to-3in-40015704686808.jpg?v=1781059128","url":"https:\/\/bladerunnerdiamondtools.com\/products\/zenesis-black-core-bits-1-3-8in-to-3in","provider":"Bladerunnertools","version":"1.0","type":"link"}