{"product_id":"40mm-400mm-lathe-alignment-test-bar-en31","title":"🔧 BLUEFOX TOOLS 40mm × 400mm Lathe Alignment Test Bar – EN31 Hardened \u0026 Ground Parallel Shank Mandrel","description":"\u003ch2 data-pm-slice=\"1 3 []\"\u003e\u003cspan\u003e🎯 Precision Lathe Alignment Test Bar – 40mm Diameter, 400mm Length | EN31 Alloy Steel\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eImprove machine setup and inspection with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBLUEFOX TOOLS Lathe Alignment Test Bar\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a precision-engineered \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003elathe test mandrel\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to help check headstock and tailstock alignment on compatible metal lathes. Manufactured from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEN31 alloy steel and hardened and ground for precision\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this parallel shank test bar provides a reliable reference for machine alignment, inspection, maintenance and precision turning operations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40mm diameter and 400mm (15-3\/4\") overall length\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this precision lathe mandrel is suitable for engineering workshops, toolrooms, machine shops and industrial machining environments. Its accurately finished parallel surface helps machinists assess alignment and identify potential setup errors that can affect turning accuracy.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpecified with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eaccuracy within 2 microns\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emaximum run-out of 0.0001\"\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this test bar is designed for demanding inspection applications. Actual measurement results depend on the machine, mounting method, measuring equipment and inspection procedure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e⭐ Key Features \u0026amp; Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🎯 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePrecision Lathe Alignment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed to help check headstock, tailstock and overall lathe alignment.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🔩 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEN31 Alloy Steel Construction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Made from EN31 alloy steel for strength, durability and wear resistance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e⚙️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHardened \u0026amp; Ground Finish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Precision-finished surface for dimensional consistency and repeated inspection use.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e📏 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40mm Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides a substantial parallel reference surface for suitable lathe alignment checks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e📐 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e400mm Overall Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Long test mandrel design for machine inspection and alignment applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🔍 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSpecified Accuracy Within 2 Microns:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Intended for precision inspection and machine setup tasks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e📊 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Run-Out: 0.0001\":\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e A stated run-out specification for precision alignment applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🛠️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eParallel Shank Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for checking alignment when correctly mounted in a compatible machine setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🏭 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eProfessional Workshop Use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ideal for machinists, toolmakers, maintenance technicians and engineering workshops.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🎯 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePrecision Machining Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Helps identify potential alignment issues that may affect turning performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e📐 Product Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e🦊 Brand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBLUEFOX TOOLS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e🔧 Product Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLathe Alignment Test Bar \/ Test Mandrel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e📏 Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e📐 Overall Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e400mm \/ 15-3\/4\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e🛠️ Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEN31 Alloy Steel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e⚙️ Finish\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHardened \u0026amp; Ground\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e🔩 Design\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eParallel Shank\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e🎯 Specified Accuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWithin 2 microns\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e📊 Maximum Run-Out\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.0001\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e🏭 Primary Application\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLathe Alignment \u0026amp; Inspection\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan\u003e🏭 Applications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🔧 Lathe headstock alignment checks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e⚙️ Tailstock alignment inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e📐 Headstock-to-tailstock alignment verification\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🎯 Metal lathe setup and precision turning preparation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🔍 Machine tool inspection and maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🛠️ Engineering workshop and toolroom applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e📊 Precision machining quality checks\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e🏭 Industrial machine alignment procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003e💡 Why Choose BLUEFOX TOOLS?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBLUEFOX TOOLS Precision Lathe Test Bar\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for machinists who need a reliable reference tool for machine alignment and inspection. Its EN31 alloy steel construction, hardened and ground finish, and parallel shank design make it a useful addition to professional machining and maintenance equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you are checking a lathe setup, inspecting alignment or carrying out routine machine maintenance, this test mandrel supports systematic alignment checks on compatible equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e📦 Package Includes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1 × BLUEFOX TOOLS 40mm × 400mm Lathe Alignment Test Bar\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BLUEFOX TOOLS","offers":[{"title":"Default Title","offer_id":67211054743923,"sku":null,"price":85.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/3626\/6099\/files\/transparent-Photoroom-2026-10-26T231938.943.jpg?v=1793037097","url":"https:\/\/bluefoxtoolmart.com\/products\/40mm-400mm-lathe-alignment-test-bar-en31","provider":"bluefoxtools","version":"1.0","type":"link"}