{"product_id":"starrett-52660-steel-rule-6-in-4r-graduation-rigid","title":"Starrett 52660 Steel Rule 6 in 4R Graduation Rigid","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe STARRETT 52660 is a rigid steel rule designed for precise linear measurement in trade and shop environments. Manufactured from spring steel with a satin chrome-plated finish, this rule measures 6 inches in overall length and 3\/4 inch in overall width at 0.0500 inches thick. The 4R graduation style provides four scales in a single rule — 1\/16, 1\/32, 1\/64, and 1\/8 inch — allowing machinists, pipefitters, electricians, and field technicians to take multiple resolution measurements without switching tools. The horizontal scale orientation keeps readings fast and direct.\u003c\/p\u003e\n\u003cp\u003eThis rule is suited for bench work, layout tasks, and field measurement in HVAC, plumbing, electrical, and general mechanical trades. Its rigid construction makes it reliable for scribing lines, setting calipers, and checking part dimensions. The compact 6-inch length fits tool pouches and service bags without issue, making it a practical carry item for service technicians working in tight equipment rooms or on mechanical equipment.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSpring steel construction provides durability and resistance to flex during measurement\u003c\/li\u003e\n  \u003cli\u003eSatin chrome-plated finish reduces glare and resists corrosion in damp environments\u003c\/li\u003e\n  \u003cli\u003e4R graduation style includes four scales: 1\/16, 1\/32, 1\/64, and 1\/8 inch\u003c\/li\u003e\n  \u003cli\u003eRigid build maintains straight-edge integrity for layout and scribing applications\u003c\/li\u003e\n  \u003cli\u003eCompact 6-inch overall length fits standard tool pouches and service kits\u003c\/li\u003e\n  \u003cli\u003eNon-magnetic, no hook — straightforward layout and measurement tool\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a general-purpose rigid steel rule for trade professionals requiring 1\/64-inch measurement resolution in a 6-inch format.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eNo installation is required for this measuring tool. Keep the rule clean and dry to maintain the satin chrome finish and scale legibility. Avoid dropping on hard surfaces, as impact can introduce bow or distortion that compromises measurement accuracy. Replace if the rule shows visible bend, worn graduation markings, or edge damage.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Spring Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Satin Chrome-Plated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 6 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Width\u003c\/strong\u003e: 3\/4 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0500 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGraduation Style\u003c\/strong\u003e: 4R\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGraduation Increments\u003c\/strong\u003e: 1\/16, 1\/32, 1\/64, 1\/8 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScale Orientation\u003c\/strong\u003e: Horizontal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexibility\u003c\/strong\u003e: Rigid\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes Hook\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Silver\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.1 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: STARRETT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 52660\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"STARRETT","offers":[{"title":"Default Title","offer_id":51538317017394,"sku":"52660","price":54.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/a333cd36b84b834d75a63dbdff1b393c.jpg?v=1785822808","url":"https:\/\/voomisupply.com\/products\/starrett-52660-steel-rule-6-in-4r-graduation-rigid","provider":"Voomi Supply","version":"1.0","type":"link"}