{"product_id":"value-collection-210-0403-shell-mill-holder-r8-taper-shank","title":"Value Collection 210-0403 Shell Mill Holder R8 Taper Shank","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION 210-0403 is an R8 taper shank shell mill holder designed to mount shell mills securely in vertical milling machines equipped with an R8 spindle. The holder features a 1-inch pilot diameter and accepts shell mill cutters ranging from 2-1\/4 to 3 inches in cutting diameter. With an overall length of approximately 6.1 inches (155 mm), it provides the extension needed to clear workholding fixtures in typical knee mill and bed mill setups. No through-coolant port is present. Machinists and toolroom professionals install this holder when setting up face milling, shoulder milling, or surface finishing operations on R8-spindle mills.\u003c\/p\u003e\n\u003cp\u003eThis shell mill holder is suited for use in manual knee mills, CNC knee mills, and light-duty vertical machining centers that use the R8 taper standard. The 1-inch pilot diameter accommodates industry-standard shell mill bores. It is commonly used in job shops, toolrooms, and production environments where 2-1\/4 to 3-inch shell mills are run for stock removal and surface finishing on ferrous and non-ferrous workpieces. Installation requires standard arbor hardware and a draw bar appropriate for the R8 spindle.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eR8 taper shank for direct compatibility with R8 spindle machines\u003c\/li\u003e\n  \u003cli\u003e1-inch pilot diameter fits standard shell mill bores\u003c\/li\u003e\n  \u003cli\u003eAccepts shell mill cutting diameters from 2-1\/4 to 3 inches\u003c\/li\u003e\n  \u003cli\u003eOverall length of 155 mm (approximately 6.1 inches) for clearance in common setups\u003c\/li\u003e\n  \u003cli\u003eNo through-coolant, keeping the design simple and straightforward\u003c\/li\u003e\n  \u003cli\u003eWeighs 1.68 pounds for easy handling during tool changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement or upgrade holder for vertical milling machines with an R8 taper spindle accepting shell mills with a 1-inch pilot bore and cutting diameters from 2-1\/4 to 3 inches.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by a machinist or toolroom technician. Power down the machine and ensure the spindle is fully stopped before mounting or removing any toolholder. Secure the R8 shank into the spindle using the machine draw bar, tightening to the spindle manufacturer's specified procedure. Verify the shell mill is properly seated on the pilot and fastened with the appropriate cap screw before initiating any cutting operation.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: R8 Taper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePilot Diameter\u003c\/strong\u003e: 1 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShell Mill Cutting Diameter Range\u003c\/strong\u003e: 2-1\/4 to 3 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 155 mm (approximately 6.1 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThrough Coolant\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.68 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 210-0403\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51709513728306,"sku":"210-0403","price":66.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/0151873e25b7416941f04e438710b527.jpg?v=1788457390","url":"https:\/\/voomisupply.com\/products\/value-collection-210-0403-shell-mill-holder-r8-taper-shank","provider":"Voomi Supply","version":"1.0","type":"link"}