{"product_id":"insize-screw-thread-micrometer-25-50mm-range-series-3281-50a","title":"Insize Screw Thread Micrometer 25-50mm Range Series 3281-50A","description":"\u003ch1\u003eInsize 25–50mm Screw Thread Micrometer\u003c\/h1\u003e\n\u003cp\u003eThe Insize 25–50mm Screw Thread Micrometer is a precision measuring instrument designed for accurate measurement of screw thread pitch diameters within the 25–50mm range. It is ideal for use in machining, inspection, and quality control applications where consistent and repeatable thread measurement is essential.\u003c\/p\u003e\n\u003cp\u003eFeaturing a non-rotating spindle, this micrometer ensures stable contact with thread flanks while reducing wear and rotational error. The ratchet stop provides uniform measuring pressure, minimising operator influence and improving measurement repeatability during critical thread inspection tasks.\u003c\/p\u003e\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3281-50A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e: 25–50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGraduation\u003c\/strong\u003e: 0.01mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Dimensions\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eL\u003c\/strong\u003e: 67mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eb\u003c\/strong\u003e: 38mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-Rotating Spindle\u003c\/strong\u003e: Provides stable and accurate thread contact without rotational error\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRatchet Stop\u003c\/strong\u003e: Ensures consistent measuring pressure for accurate, repeatable readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplied with 60° Setting Standards\u003c\/strong\u003e: Except for the 0–25mm model, for calibration and precision checking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional Accessories\u003c\/strong\u003e: 55° setting standards (Code \u003cstrong\u003e3281-SP\u003c\/strong\u003e) and measuring tips (Code \u003cstrong\u003e7381\u003c\/strong\u003e) available separately \u003cbr\u003e*Note: Measuring tips are not supplied as standard.*\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWell designed and built for durability, the Insize 3281-50A \u003ca href=\"https:\/\/insizeaustralia.com.au\/products\/insize-screw-thread-micrometer-50-75mm-range-series-3281-75a\"\u003eScrew Thread Micrometer\u003c\/a\u003e is trusted by professionals in workshops, toolrooms, and inspection departments for accurate screw thread pitch diameter measurement. Insize micrometers are recognised for their precision, reliability, and ease of use.\u003c\/p\u003e","brand":"INSIZE","offers":[{"title":"Default Title","offer_id":53000646361402,"sku":"3281-50A","price":380.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/5412\/7418\/files\/insize-measuring-equipment-insize-screw-thread-micrometer-25-50mm-range-series-3281-50a-6928640306938-1198311057.jpg?v=1778800853","url":"https:\/\/insizeaustralia.com.au\/products\/insize-screw-thread-micrometer-25-50mm-range-series-3281-50a","provider":"INSIZE Australia","version":"1.0","type":"link"}