{"product_id":"re-machinable-soft-stub-blank-arbor-mill-lathe-drill-engineering-tools-r8-shank-7-16-unf-drawbar","title":"RE-MACHINABLE SOFT STUB BLANK ARBOR- MILL, LATHE, DRILL, ENGINEERING TOOLS (R8 SHANK -7\/16\" UNF DRAWBAR)","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:24eb2b6c-fe92-46c7-8f16-73184aa88c4e-96\" data-testid=\"conversation-turn-194\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--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 gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"da34c07a-bacf-4782-83dc-58d91207d971\" 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\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"299\"\u003e\u003cstrong data-start=\"0\" data-end=\"38\"\u003e• Bridgeport-Style R8 Custom Base:\u003c\/strong\u003e\u003cbr data-start=\"38\" data-end=\"41\"\u003eThis \u003cstrong data-start=\"46\" data-end=\"70\"\u003eR8 shank blank arbor\u003c\/strong\u003e is specially designed for \u003cstrong data-start=\"97\" data-end=\"151\"\u003eBridgeport-style mills and larger milling machines\u003c\/strong\u003e. Its \u003cstrong data-start=\"157\" data-end=\"182\"\u003esoft, machinable stub\u003c\/strong\u003e allows you to create \u003cstrong data-start=\"204\" data-end=\"272\" data-is-only-node=\"\"\u003ecustom tool holders, specialized boring bars, and unique cutters\u003c\/strong\u003e with complete flexibility.\u003c\/p\u003e\n\u003cp data-start=\"301\" data-end=\"593\"\u003e\u003cstrong data-start=\"301\" data-end=\"332\"\u003e• 7\/16\" UNF Drawbar Thread:\u003c\/strong\u003e\u003cbr data-start=\"332\" data-end=\"335\"\u003eThe arbor features a \u003cstrong data-start=\"356\" data-end=\"407\"\u003estandard 7\/16\" × 20 UNF internal drawbar thread\u003c\/strong\u003e, which is the \u003cstrong data-start=\"422\" data-end=\"459\"\u003eindustry standard for R8 spindles\u003c\/strong\u003e. This ensures the arbor is \u003cstrong data-start=\"487\" data-end=\"551\"\u003esecurely locked inside the spindle during milling operations\u003c\/strong\u003e, improving safety and reducing vibration.\u003c\/p\u003e\n\u003cp data-start=\"595\" data-end=\"865\"\u003e\u003cstrong data-start=\"595\" data-end=\"623\"\u003e• Large Machinable Stub:\u003c\/strong\u003e\u003cbr data-start=\"623\" data-end=\"626\"\u003eThe blank end (stub) is intentionally kept \u003cstrong data-start=\"669\" data-end=\"692\"\u003esoft and machinable\u003c\/strong\u003e, allowing you to \u003cstrong data-start=\"710\" data-end=\"755\"\u003eturn, drill, tap, or groove it on a lathe\u003c\/strong\u003e to create specialized tooling. It is ideal for applications where \u003cstrong data-start=\"822\" data-end=\"864\"\u003estandard tool holders are not suitable\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"867\" data-end=\"1146\"\u003e\u003cstrong data-start=\"867\" data-end=\"910\"\u003e• Hardened \u0026amp; Precision Ground R8 Shank:\u003c\/strong\u003e\u003cbr data-start=\"910\" data-end=\"913\"\u003eThe shank is manufactured from \u003cstrong data-start=\"944\" data-end=\"967\"\u003epremium alloy steel\u003c\/strong\u003e, hardened to industrial standards and \u003cstrong data-start=\"1006\" data-end=\"1026\"\u003eprecision-ground\u003c\/strong\u003e to ensure \u003cstrong data-start=\"1037\" data-end=\"1086\"\u003eperfect spindle alignment and a zero-play fit\u003c\/strong\u003e, which is essential for high-accuracy milling and indexing.\u003c\/p\u003e\n\u003cp data-start=\"1148\" data-end=\"1379\"\u003e\u003cstrong data-start=\"1148\" data-end=\"1178\"\u003e• Heavy-Duty Construction:\u003c\/strong\u003e\u003cbr data-start=\"1178\" data-end=\"1181\"\u003eWith a \u003cstrong data-start=\"1188\" data-end=\"1220\"\u003erobust weight of 1.36 pounds\u003c\/strong\u003e, this arbor is built to withstand \u003cstrong data-start=\"1255\" data-end=\"1305\"\u003ehigh torque and demanding industrial workloads\u003c\/strong\u003e, making it suitable for \u003cstrong data-start=\"1330\" data-end=\"1378\"\u003eprofessional workshops and serious engineers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1381\" data-end=\"1598\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1381\" data-end=\"1412\"\u003e• Precision \u0026amp; Adaptability:\u003c\/strong\u003e\u003cbr data-start=\"1412\" data-end=\"1415\"\u003eThis arbor expands the versatility of \u003cstrong data-start=\"1453\" data-end=\"1476\"\u003eR8 spindle machines\u003c\/strong\u003e, enabling machinists to \u003cstrong data-start=\"1501\" data-end=\"1545\"\u003ecreate custom tool adapters and mandrels\u003c\/strong\u003e for specialized workshop or production applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"assortsmachinetools","offers":[{"title":"Default Title","offer_id":47229827973312,"sku":"JH-XOUC-EJM3","price":36.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/0482\/7328\/files\/51wGIhlcRbL._AC_SL1395.jpg?v=1768215013","url":"https:\/\/shop.assortsmachinetools.com\/products\/re-machinable-soft-stub-blank-arbor-mill-lathe-drill-engineering-tools-r8-shank-7-16-unf-drawbar","provider":"Assorts","version":"1.0","type":"link"}