{"product_id":"insize-3521-digital-tubular-inside-micrometers","title":"Insize 3521 Digital Tubular Inside Micrometers","description":"\u003ch2\u003eInsize 3521 Digital Tubular Inside Micrometers\u003c\/h2\u003e\n\u003cp\u003eThe Insize 3521 Digital Tubular Inside Micrometer series is built for measuring large internal diameters, using a digital micrometer head paired with extension rods to reach across a wide span of bore sizes. Covering ranges from 6\"-40\" up to 6\"-60\" (roughly 150-1500mm), the series is designed for industrial and metrology environments where standard inside micrometers can't reach, such as gauging large pipes, cylinders, or bores. Rated IP65 for dust and waterproof protection, each unit features carbide measuring faces and a fine resolution of .00005\"\/0.001mm, and is supplied complete with setting standards. As the measuring range increases, additional extension rods are supplied to reach the full capacity of each model, making the 3521 series a dependable choice for machine shops, fabrication facilities, and inspection labs that regularly measure large-diameter bores.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1\" travel micrometer head paired with extension rods for large-diameter measurement\u003c\/li\u003e\n\u003cli\u003eIP65 dust\/waterproof rating for reliable performance in demanding shop conditions\u003c\/li\u003e\n\u003cli\u003eCarbide measuring faces for long-lasting durability and consistent accuracy\u003c\/li\u003e\n\u003cli\u003e.00005\"\/0.001mm resolution for fine, easy-to-read digital measurements\u003c\/li\u003e\n\u003cli\u003eSupplied with setting standards for accurate calibration\u003c\/li\u003e\n\u003cli\u003eAdditional extension rods supplied as range increases to reach full measuring capacity\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=\"665\"\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\u003e6\"-40\", 6\"-60\", 6-80\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e.00005\"\/0.001mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e[.00005(3+n+L\/2)]\", n = number of rods, L = maximum measuring length (inch); (3+n+L\/50)µm for metric models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrometer Head Travel\u003c\/td\u003e\n\u003ctd\u003e1\" (25mm metric)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrometer Head Size\u003c\/td\u003e\n\u003ctd\u003e6\"-7\" (150-175mm metric)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Rod Diameter\u003c\/td\u003e\n\u003ctd\u003e.866\" (22mm metric)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Rods Included\u003c\/td\u003e\n\u003ctd\u003eVaries by range (e.g., 25mm, 50mm x2, 100mm, 200mm, 400mm for the 3521-1000)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP65 (dust\/waterproof)\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\u003eButton Functions\u003c\/td\u003e\n\u003ctd\u003eOn\/off, set, mm\/inch, ABS\/INC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Output\u003c\/td\u003e\n\u003ctd\u003eYes, optional data output cable (code 7315-30, 7302-30)\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 3521 digital tubular inside micrometer head in the selected range\u003c\/li\u003e\n\u003cli\u003eExtension rods (quantity varies by range)\u003c\/li\u003e\n\u003cli\u003eSetting standards\u003c\/li\u003e\n\u003cli\u003eFitted storage case\u003c\/li\u003e\n\u003cli\u003eInstruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"Insize 3521 Digital Tubular Inside Micrometers Data Sheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/6991\/2348\/files\/Insize_3521_Digital_Tubular_Inside_Micrometers_Data_Sheet.pdf?v=1784823481\"\u003e\u003cimg alt=\"INSIZE ISHW-L20B Webster Hardness Tester Manual\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/6991\/2348\/files\/PDF_image_100x100.png?v=1756409173\"\u003eInsize 3521 Digital Tubular Inside Micrometers Data Sheet\u003c\/a\u003e\u003c\/p\u003e","brand":"Insize","offers":[{"title":"3521-40","offer_id":54262928146716,"sku":null,"price":1494.0,"currency_code":"USD","in_stock":true},{"title":"3521-60","offer_id":54262928179484,"sku":null,"price":2166.0,"currency_code":"USD","in_stock":true},{"title":"3521-80","offer_id":54262928212252,"sku":null,"price":2549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/6991\/2348\/files\/Insize_3521_Digital_Tubular_Inside_Micrometers_Front_View.jpg?v=1784823495","url":"https:\/\/precisionengineeringsupply.com\/products\/insize-3521-digital-tubular-inside-micrometers","provider":"Precision Engineering Supply","version":"1.0","type":"link"}