{"product_id":"proxxon-diamond-drilling-grinding-bit-1-5mm","title":"Proxxon Diamond Drilling and Grinding Bit 1.5mm","description":"\u003cp\u003eThe \u003cstrong\u003eProxxon Diamond Drilling and Grinding Bit (1.5mm)\u003c\/strong\u003e is a precision micro-bit for drilling and grinding in glass, ceramics, porcelain, and hard stone with Proxxon MICROMOT rotary tools. The diamond coating provides the hardness to penetrate brittle materials cleanly – where standard HSS or carbide bits would chip or crack the workpiece. At 1.5mm, this bit bridges the gap between the ultra-fine 1.0mm and the larger 3.2mm ball bit, making it ideal for slightly larger precision holes in tile, glass, and stone.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiamond-coated tip\u003c\/strong\u003e – Penetrates glass, ceramics, porcelain, and hard stone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.5mm diameter\u003c\/strong\u003e – Precision drilling for detail work in hard brittle materials\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2.35mm shank\u003c\/strong\u003e – Fits all Proxxon MICROMOT collet tools\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant required\u003c\/strong\u003e – Use with water or cutting fluid to prevent overheating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest at 2,000 RPM\u003c\/strong\u003e – Use on a drill press for controlled, consistent results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 1.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e 2.35mm (3\/32\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Diamond\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended speed:\u003c\/strong\u003e 2,000 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant:\u003c\/strong\u003e Required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBest Suited For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGlass drilling and engraving\u003c\/li\u003e\n\u003cli\u003eCeramic and porcelain tile detail work\u003c\/li\u003e\n\u003cli\u003eHard stone and semi-precious stone\u003c\/li\u003e\n\u003cli\u003eMosaic and lapidary applications\u003c\/li\u003e\n\u003cli\u003eJewelry and craft precision drilling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWorks Well With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/es\/products\/proxxon-ibs-a-cordless-drill-grinder\"\u003eProxxon IBS\/A Cordless Drill\/Grinder\u003c\/a\u003e – Cordless MICROMOT rotary tool for flexible use\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/es\/products\/proxxon-diamond-drilling-grinding-bit-1-0mm\"\u003eProxxon Diamond Drilling \u0026amp; Grinding Bit 1.0mm\u003c\/a\u003e – Finer bit for smaller holes in the same materials\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/es\/products\/diamond-drilling-grinding-bit-3\"\u003eProxxon Diamond Drilling \u0026amp; Grinding Bit 3.2mm Ball\u003c\/a\u003e – Ball-shaped bit for concave grinding and milling\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/es\/products\/proxxon-diamond-twist-drills-0-8mm-1-2mm\"\u003eProxxon Diamond Twist Drills 0.8mm + 1.2mm\u003c\/a\u003e – Twist drill format for cleaner entry holes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eCalifornia Residents: \u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eProp 65 Warning\u003c\/a\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eBuying for a crew?\u003c\/strong\u003e \u003ca href=\"\/es\/pages\/contact\" title=\"Ask about contractor pricing\"\u003eAsk about contractor pricing →\u003c\/a\u003e\u003c\/p\u003e","brand":"Proxxon","offers":[{"title":"Default Title","offer_id":52387150987547,"sku":"28232","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/2495\/0811\/files\/28232.jpg?v=1782158075","url":"https:\/\/colossaldiamondtools.com\/es\/products\/proxxon-diamond-drilling-grinding-bit-1-5mm","provider":"Colossal Diamond Tools, LLC","version":"1.0","type":"link"}