{"product_id":"016-78-0-40mm-carbide-drill-bits-lightly-used-50-pieces","title":"0.016\" \/ #78 \/ 0.40mm Lightly Used Carbide Drill Bits, 50 Pc","description":"\u003cp\u003e\u003cstrong\u003e50-piece set of lightly used solid carbide #78 drill bits with standard 1\/8\" shanks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese drills are lightly used and have plenty of life left. They are a practical value option for hobby CNC work, precision drilling, backup tooling, testing, and short-run jobs where small solid carbide drills are needed at a lower cost than new drills.\u003c\/p\u003e\n\n\u003cp\u003eThis size is approximately \u003cstrong\u003e0.016\" \/ #78 \/ 0.40 mm\u003c\/strong\u003e, making it useful for very small precision holes in PCB materials, plastics, and other appropriate non-ferrous materials.\u003c\/p\u003e\n\n\u003ch3\u003eCommon Uses\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePCB and circuit board drilling\u003c\/li\u003e\n  \u003cli\u003eVery small precision holes\u003c\/li\u003e\n  \u003cli\u003eFR-4, G-10, fiberglass laminate, and similar abrasive materials\u003c\/li\u003e\n  \u003cli\u003eSmall holes in plastics and other appropriate non-ferrous materials\u003c\/li\u003e\n  \u003cli\u003eBackup tooling for CNC drilling, repair work, testing, and short-run production\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLightly used solid carbide value\u003c\/li\u003e\n  \u003cli\u003eSmall 0.016\" \/ #78 diameter for fine precision drilling\u003c\/li\u003e\n  \u003cli\u003eStandard 1\/8\" shank fits common PCB drill holders and CNC collets\u003c\/li\u003e\n  \u003cli\u003e50-piece quantity provides spares for repeat jobs and fragile micro-drill applications\u003c\/li\u003e\n  \u003cli\u003eComes in a plastic case similar to the photo\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\" cellpadding=\"6\" cellspacing=\"0\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eBrand\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003eTulon\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eTool Type\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003eSolid Carbide Drill Bit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eCondition\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003eLightly Used\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eDiameter\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003e0.016\" \/ #78 \/ 0.40 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eRing Style\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003eRinged\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eShank Diameter\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003e1\/8\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eOverall Length\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003e1.500\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eFlute Length \/ Drill Depth\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003e0.250\" approx.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003eMaterial\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003eSolid Carbide\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"text-align: left; border: 1px solid #d8d8d8;\"\u003ePackage Quantity\u003c\/th\u003e\n      \u003ctd style=\"border: 1px solid #d8d8d8;\"\u003e50 Pieces\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eCondition note:\u003c\/strong\u003e These are lightly used carbide drills, not new and not factory resharpened. They are intended as a value option for hobby CNC work, precision drilling, testing, backup tooling, and light-duty use. Please review the photos carefully before purchasing.\u003c\/p\u003e\n\n\u003cdiv style=\"background: #f5f5f5; border: 1px solid #d8d8d8; padding: 14px; margin-top: 18px; border-radius: 6px;\"\u003e\n  \u003cstrong\u003eNeed help with starting speeds and feeds?\u003c\/strong\u003e\u003cbr\u003e\n  See our \u003ca href=\"https:\/\/drillbitsunlimited.com\/pages\/carbide-drill-feed-speed-starting-guide\" style=\"color: #0066cc !important; font-weight: bold; text-decoration: underline;\"\u003ecarbide drill bit feed and speed starting guide →\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #f5f5f5; border: 1px solid #d8d8d8; padding: 14px; margin-top: 18px; border-radius: 6px;\"\u003e\n  \u003cstrong\u003eLooking for individual carbide drill bit sizes instead?\u003c\/strong\u003e\u003cbr\u003e\n  Shop individual micro carbide drill bits here: \u003ca href=\"https:\/\/drillbitsunlimited.com\/collections\/micro-carbide-drill-bits\" style=\"color: #0066cc !important; font-weight: bold; text-decoration: underline;\"\u003echoose individual micro carbide drill sizes →\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Drill Bits Unlimted","offers":[{"title":"Default Title","offer_id":43285005172965,"sku":"#78-50 LU","price":17.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3082\/2885\/products\/15704177.jpg?v=1659989370","url":"https:\/\/drillbitsunlimited.com\/products\/016-78-0-40mm-carbide-drill-bits-lightly-used-50-pieces","provider":"Drill Bits Unlimited","version":"1.0","type":"link"}