{"product_id":"insize-3228-wide-range-three-points-internal-micrometers","title":"Insize 3228 Wide Range Three Points Internal Micrometers","description":"\u003ch2\u003eInsize 3228 Wide Range Three Points Internal Micrometers\u003c\/h2\u003e\n\u003cp\u003eThe Insize 3228 Wide Range Three Points Internal Micrometer series is a mechanical (non-digital) internal micrometer designed to cover large diameter ranges with just a handful of models, rather than requiring a separate tool for every inch increment. Each unit uses a three-point contact for even, consistent readings around the bore, along with carbide measuring faces and a ratchet stop for consistent measuring pressure. Covering ranges from 2\"-2.8\" up to 8\"-12\" (and metric equivalents from 50mm up to 300mm), the series is supplied complete with a setting ring on all models except the 3228-12, along with a manufacturer inspection certificate for traceable accuracy. This makes the 3228 series a practical choice for machine shops, fabrication facilities, and inspection labs that need to check large bores without a large collection of individual gauges.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWide measuring range covers large bores in just a few models per size range\u003c\/li\u003e\n\u003cli\u003eThree-point contact delivers even, consistent readings around the bore\u003c\/li\u003e\n\u003cli\u003eCarbide measuring faces for long-lasting durability and accuracy\u003c\/li\u003e\n\u003cli\u003eRatchet stop ensures consistent measuring pressure on every use\u003c\/li\u003e\n\u003cli\u003eSetting ring included on all models except the 3228-12\u003c\/li\u003e\n\u003cli\u003eSupplied with manufacturer inspection certificate for traceable accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\" cellspacing=\"0\" cellpadding=\"0\" dir=\"ltr\" border=\"1\" data-sheets-root=\"1\" data-sheets-baot=\"1\"\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"196\"\u003e\n\u003ccol width=\"674\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Ranges Available\u003c\/td\u003e\n\u003ctd\u003e2\"-2.8\", 2.8\"-4\", 4\"-6\", 6\"-10\", 8\"-12\" (inch); 50-70mm, 70-100mm, 100-150mm, 150-250mm, 200-300mm (metric)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003e.0001\" (inch models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003eApprox. .00020\" to .00036\" depending on range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Type\u003c\/td\u003e\n\u003ctd\u003eThree points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring Face Material\u003c\/td\u003e\n\u003ctd\u003eCarbide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetting Ring\u003c\/td\u003e\n\u003ctd\u003eIncluded (except part no. 3228-12)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eSupplied with manufacturer inspection certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eItems Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInsize 3228 wide range three points internal micrometer in the selected range\u003c\/li\u003e\n\u003cli\u003eSetting ring (included on all ranges except 3228-12)\u003c\/li\u003e\n\u003cli\u003eFitted storage case\u003c\/li\u003e\n\u003cli\u003eManufacturer inspection certificate\u003c\/li\u003e\n\u003cli\u003eInstruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/6991\/2348\/files\/Insize_3228_Wide_Range_Three_Points_Internal_Micrometers_Data_Sheet.pdf?v=1784567570\" title=\"Insize 3228 Wide Range Three Points Internal Micrometers Data Sheet\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/6991\/2348\/files\/PDF_image_100x100.png?v=1756409173\" alt=\"INSIZE ISHW-L20B Webster Hardness Tester Manual\"\u003eInsize 3228 Wide Range Three Points Internal Micrometers Data Sheet\u003c\/a\u003e\u003c\/p\u003e","brand":"Insize","offers":[{"title":"3228-4","offer_id":54326266954012,"sku":null,"price":1051.83,"currency_code":"USD","in_stock":true},{"title":"3228-6","offer_id":54262719676700,"sku":null,"price":1815.29,"currency_code":"USD","in_stock":true},{"title":"3228-10","offer_id":54262719709468,"sku":null,"price":3980.3,"currency_code":"USD","in_stock":true},{"title":"3228-12","offer_id":54262719742236,"sku":null,"price":5106.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/6991\/2348\/files\/Insize_3228_Wide_Range_Three_Points_Internal_Micrometers_Front_View.jpg?v=1784567581","url":"https:\/\/precisionengineeringsupply.com\/products\/insize-3228-wide-range-three-points-internal-micrometers","provider":"Precision Engineering Supply","version":"1.0","type":"link"}