{"product_id":"husqvarna-dm-400-core-drill-motor","title":"Husqvarna DM 400 Core Drill Motor - 967910303","description":"\u003ch2\u003eHusqvarna DM 400 Core Drill Motor - 967910303\u003c\/h2\u003e\n\u003cp\u003eDM 400 is a powerful and sturdy electric core drill for medium to heavy core drilling where reliability and high productivity is needed. Recommended diameter 55-350 mm. With aluminum motor housing to withstand tough handling and a carrying handle for ergonomic usage and additional impact protection of the drill motor. Equipped with Embedded Connectivity, an enhanced version of Husqvarna Fleet Services™ for data analytics and insights into the health of the machine. Suitable for water evacuation, ventilation, angle drilling, stitch drilling and when you need to cut close to corners.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eDrill motor is perfect for horizontal or vertical drilling, as well as angled drilling and stitch drilling (to make openings) in concrete\u003c\/li\u003e\n\u003cli\u003eEquipped with an aluminum housing and the protective carrying handle ensures rough handling\u003c\/li\u003e\n\u003cli\u003eErgonomic carrying handle for easy transport and handling\u003c\/li\u003e\n\u003cli\u003eOptimized RPMs enables high drilling performance\u003c\/li\u003e\n\u003cli\u003eEmbedded connectivity with Husqvarna Fleet Services™, which enables data analytics and insights into the health of the machine\u003c\/li\u003e\n\u003cli\u003eQuick, easy connection to a drill stand (sold separately)\u003c\/li\u003e\n\u003cli\u003eLED indicator shows the load of the machine, allowing the operator to always drill at maximum pressure\u003c\/li\u003e\n\u003cli\u003e3 speed gearbox for optimal drilling performance and longer service intervals\u003c\/li\u003e\n\u003cli\u003eGardena water hose connection\u003c\/li\u003e\n\u003cli\u003eQuick-release washer for easy dispatch of drill core bits\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDrill bits and stand sold separately\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cstyle type=\"text\/css\"\u003e\n.tg  {border-collapse:collapse;border-spacing:0;}\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-cly1{text-align:left;vertical-align:middle}\n.tg .tg-1wig{font-weight:bold;text-align:left;vertical-align:top}\n.tg .tg-oevy{background-color:#ffffff;border-color:#000000;color:#000000;font-weight:bold;text-align:left;vertical-align:top}\n\u003c\/style\u003e\n\u003ctable class=\"tg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"tg-oevy\"\u003eMPN\u003c\/th\u003e\n\u003cth class=\"tg-1wig\"\u003e967910303\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eVoltage\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e110-120 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eRated Power\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e4.29 hp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eMax Drill Bit Diameter\u003cbr\u003eWith Stand\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e14\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eMinimum Drill Bit Diameter\u003cbr\u003e(Recommended)\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eArbor\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e1-1\/4\"-7 Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eWater Connection\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eG 1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eDimensions\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e23\" x 5.5\" x 7.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-oevy\"\u003eWeight\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e34.2 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\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:3d494ebb-029e-4043-9662-1cc6ed07b396-20\" data-testid=\"conversation-turn-42\" 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=\"1c4721b9-2ecf-480e-9dd2-da5c9143e2d7\" dir=\"auto\" 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\" data-message-model-slug=\"gpt-5-mini\"\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 light markdown-new-styling\"\u003e\n\u003cul data-start=\"83\" data-end=\"1593\"\u003e\n\u003cli data-start=\"83\" data-end=\"372\"\u003e\n\u003cp data-start=\"85\" data-end=\"372\"\u003e\u003cstrong data-start=\"85\" data-end=\"130\"\u003eReliable Medium–Heavy Core Drilling Power\u003c\/strong\u003e\u003cbr data-start=\"130\" data-end=\"133\"\u003eElectric core drill motor delivering ~4.29 hp input with \u003cstrong data-start=\"192\" data-end=\"211\" data-is-only-node=\"\"\u003e3‑speed gearbox\u003c\/strong\u003e for efficient drilling of \u003cstrong data-start=\"238\" data-end=\"261\"\u003e55–350 mm (2–14 in)\u003c\/strong\u003e core holes in reinforced concrete, masonry, brick and similar materials. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"374\" data-end=\"606\"\u003e\n\u003cp data-start=\"376\" data-end=\"606\"\u003e\u003cstrong data-start=\"376\" data-end=\"414\"\u003eBuilt Tough for Jobsite Durability\u003c\/strong\u003e\u003cbr data-start=\"414\" data-end=\"417\"\u003eSturdy \u003cstrong data-start=\"426\" data-end=\"483\" data-is-only-node=\"\"\u003ealuminium motor housing and ergonomic carrying handle\u003c\/strong\u003e protect against impacts and make handling easier during transport and prolonged use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"608\" data-end=\"858\"\u003e\n\u003cp data-start=\"610\" data-end=\"858\"\u003e\u003cstrong data-start=\"610\" data-end=\"655\"\u003eSmart Features with Embedded Connectivity\u003c\/strong\u003e\u003cbr data-start=\"655\" data-end=\"658\"\u003eIntegrated \u003cstrong data-start=\"671\" data-end=\"722\" data-is-only-node=\"\"\u003eHusqvarna Fleet Services™ Embedded Connectivity\u003c\/strong\u003e provides machine health data and analytics — useful for fleet management and uptime optimisation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"860\" data-end=\"1078\"\u003e\n\u003cp data-start=\"862\" data-end=\"1078\"\u003e\u003cstrong data-start=\"862\" data-end=\"898\"\u003ePerformance‑Enhancing Ergonomics\u003c\/strong\u003e\u003cbr data-start=\"898\" data-end=\"901\"\u003e\u003cstrong data-start=\"903\" data-end=\"925\"\u003eLED load indicator\u003c\/strong\u003e helps maintain optimal drilling pressure, while \u003cstrong data-start=\"974\" data-end=\"989\"\u003eSmartStart®\u003c\/strong\u003e reduces vibration at startup for smoother control. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1080\" data-end=\"1326\"\u003e\n\u003cp data-start=\"1082\" data-end=\"1326\"\u003e\u003cstrong data-start=\"1082\" data-end=\"1117\"\u003eVersatile Drilling Capabilities\u003c\/strong\u003e\u003cbr data-start=\"1117\" data-end=\"1120\"\u003eDesigned for \u003cstrong data-start=\"1135\" data-end=\"1205\" data-is-only-node=\"\"\u003ehorizontal, vertical, angled, stitch drilling and water evacuation\u003c\/strong\u003e workflows, enhancing versatility across general construction and MEP applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1328\" data-end=\"1593\"\u003e\n\u003cp data-start=\"1330\" data-end=\"1593\"\u003e\u003cstrong data-start=\"1330\" data-end=\"1376\"\u003ePro‑Level Choice for Contractors \u0026amp; Rentals\u003c\/strong\u003e\u003cbr data-start=\"1376\" data-end=\"1379\"\u003eCombines power, durability and smart features in a compact package that appeals to professionals — boosting search demand and relevance in core drilling equipment categories. \u003cspan class=\"\" data-state=\"delayed-open\" aria-describedby=\"radix-_r_d7_\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\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\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"69\" data-end=\"359\"\u003e\u003cstrong data-start=\"69\" data-end=\"122\"\u003eQ: What is the Husqvarna DM 400 Core Drill Motor?\u003c\/strong\u003e\u003cbr data-start=\"122\" data-end=\"125\"\u003eA: A \u003cstrong data-start=\"130\" data-end=\"172\"\u003eprofessional electric core drill motor\u003c\/strong\u003e designed for \u003cstrong data-start=\"186\" data-end=\"240\"\u003emedium to heavy‑duty concrete and masonry drilling\u003c\/strong\u003e, providing reliable hole‑making performance when paired with a core drill stand. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"361\" data-end=\"609\"\u003e\u003cstrong data-start=\"361\" data-end=\"402\"\u003eQ: What drilling sizes can it handle?\u003c\/strong\u003e\u003cbr data-start=\"402\" data-end=\"405\"\u003eA: Supports \u003cstrong data-start=\"417\" data-end=\"468\"\u003erecommended bit diameters ~55–350 mm (≈2–14 in)\u003c\/strong\u003e with a stand, making it suitable for service openings, ventilation holes, pipes and wall penetrations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"611\" data-end=\"844\"\u003e\u003cstrong data-start=\"611\" data-end=\"651\"\u003eQ: What are its main power features?\u003c\/strong\u003e\u003cbr data-start=\"651\" data-end=\"654\"\u003eA: \u003cstrong data-start=\"657\" data-end=\"679\"\u003e≈4.29 hp (≈3.2 kW)\u003c\/strong\u003e corded electric motor on \u003cstrong data-start=\"705\" data-end=\"727\"\u003e100–120 V, 1‑phase\u003c\/strong\u003e with a \u003cstrong data-start=\"735\" data-end=\"754\"\u003e3‑speed gearbox\u003c\/strong\u003e for optimized torque \u0026amp; speed across drilling tasks. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"846\" data-end=\"1158\"\u003e\u003cstrong data-start=\"846\" data-end=\"910\"\u003eQ: What performance and durability features does it include?\u003c\/strong\u003e\u003cbr data-start=\"910\" data-end=\"913\"\u003eA: \u003cstrong data-start=\"916\" data-end=\"943\"\u003eAluminium motor housing\u003c\/strong\u003e for rugged jobsite use, \u003cstrong data-start=\"968\" data-end=\"993\"\u003eembedded connectivity\u003c\/strong\u003e (Husqvarna Fleet Services) for machine health insights, \u003cstrong data-start=\"1051\" data-end=\"1073\"\u003eLED load indicator\u003c\/strong\u003e, and \u003cstrong data-start=\"1079\" data-end=\"1119\"\u003eSmartStart for smoother hole starts\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1160\" data-end=\"1387\"\u003e\u003cstrong data-start=\"1160\" data-end=\"1204\"\u003eQ: What drilling types is it suited for?\u003c\/strong\u003e\u003cbr data-start=\"1204\" data-end=\"1207\"\u003eA: Effective for \u003cstrong data-start=\"1224\" data-end=\"1276\"\u003ehorizontal, vertical, angled and stitch drilling\u003c\/strong\u003e, including wet drilling with water evacuation, and close‑to‑corner cuts. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1389\" data-end=\"1631\"\u003e\u003cstrong data-start=\"1389\" data-end=\"1435\"\u003eQ: Who is this core drill motor ideal for?\u003c\/strong\u003e\u003cbr data-start=\"1435\" data-end=\"1438\"\u003eA: \u003cstrong data-start=\"1441\" data-end=\"1495\"\u003eContractors, core drilling pros, and rental fleets\u003c\/strong\u003e who need a \u003cstrong data-start=\"1507\" data-end=\"1558\"\u003edurable, high‑productivity electric drill motor\u003c\/strong\u003e for demanding structural drilling. \u003cspan class=\"\" data-state=\"delayed-open\" aria-describedby=\"radix-_r_e4_\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul data-start=\"80\" data-end=\"1521\"\u003e\n\u003cli data-start=\"80\" data-end=\"310\"\u003e\n\u003cp data-start=\"82\" data-end=\"310\"\u003e\u003cstrong data-start=\"82\" data-end=\"107\"\u003eClean after every use\u003c\/strong\u003e – Wipe dust and \u003cstrong data-start=\"124\" data-end=\"182\"\u003econcrete slurry from the housing and ventilation slots\u003c\/strong\u003e; use a dry or slightly damp cloth and \u003cstrong data-start=\"221\" data-end=\"240\"\u003enever run water\u003c\/strong\u003e directly into motor openings. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"311\" data-end=\"529\"\u003e\n\u003cp data-start=\"313\" data-end=\"529\"\u003e\u003cstrong data-start=\"313\" data-end=\"346\"\u003eInspect electrical components\u003c\/strong\u003e – Check the \u003cstrong data-start=\"359\" data-end=\"403\"\u003epower cord, plug, switch and connections\u003c\/strong\u003e before operation; replace any worn or damaged parts to ensure safety and reliability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"530\" data-end=\"728\"\u003e\n\u003cp data-start=\"532\" data-end=\"728\"\u003e\u003cstrong data-start=\"532\" data-end=\"559\"\u003eTighten fasteners daily\u003c\/strong\u003e – Verify all housing bolts, handle mounts and accessory screws are secure to prevent vibration and misalignment during drilling. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"917\"\u003e\n\u003cp data-start=\"731\" data-end=\"917\"\u003e\u003cstrong data-start=\"731\" data-end=\"762\"\u003eLubricate drill bit threads\u003c\/strong\u003e – Apply \u003cstrong data-start=\"771\" data-end=\"797\"\u003ewater‑resistant grease\u003c\/strong\u003e to the spindle\/bit threads for easier installation and removal of diamond bits. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"918\" data-end=\"1123\"\u003e\n\u003cp data-start=\"920\" data-end=\"1123\"\u003e\u003cstrong data-start=\"920\" data-end=\"957\"\u003eMonitor seals \u0026amp; water connections\u003c\/strong\u003e – Check water inlet seals for leakage; replace shaft seals promptly if there is water ingress to protect internal components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1124\" data-end=\"1345\"\u003e\n\u003cp data-start=\"1126\" data-end=\"1345\"\u003e\u003cstrong data-start=\"1126\" data-end=\"1163\"\u003eService gear oil \u0026amp; carbon brushes\u003c\/strong\u003e – Have an authorized service center replace \u003cstrong data-start=\"1208\" data-end=\"1258\"\u003egearbox oil and inspect\/replace carbon brushes\u003c\/strong\u003e at recommended intervals to extend motor life. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1346\" data-end=\"1521\"\u003e\n\u003cp data-start=\"1348\" data-end=\"1521\"\u003e\u003cstrong data-start=\"1348\" data-end=\"1373\"\u003eStore dry \u0026amp; protected\u003c\/strong\u003e – Always disconnect power and store in a \u003cstrong data-start=\"1415\" data-end=\"1437\"\u003edry, cool location\u003c\/strong\u003e to reduce corrosion and prolong service life. \u003cspan class=\"\" data-state=\"delayed-open\" aria-describedby=\"radix-_r_fg_\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":45277976592575,"sku":"967910303","price":3250.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/HC410-0254.jpg?v=1773292480","url":"https:\/\/backyardprovider.com\/products\/husqvarna-dm-400-core-drill-motor","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}