{"product_id":"spi-19-720-2-class-zz-minus-plug-pin-gage-0-72-in","title":"Spi 19-720-2 Class Zz Minus Plug Pin Gage 0.72 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe SPI 19-720-2 is a Class ZZ minus plug pin gage used to verify bore and hole diameters in production inspection and quality control applications. Measuring 0.72 inches in diameter, this gage is made from steel and carries a tolerance of 0.0002 inches, conforming to Class ZZ minus specifications. Class ZZ is the standard tolerance class for general-purpose inspection gages used in shop-floor and incoming inspection environments. Machinists, toolmakers, and quality technicians rely on pin gages like this one to confirm that drilled, reamed, or bored features meet drawing tolerances before parts move to assembly or shipment.\u003c\/p\u003e\n\u003cp\u003eThis pin gage is suited for use in manufacturing facilities, machine shops, and inspection departments performing dimensional verification on metal or plastic components. It is appropriate for checking hole acceptance in both low-volume prototype work and higher-volume production runs. The minus designation indicates the gage is ground to the lower boundary of the tolerance range, making it appropriate for go-gage applications where confirming minimum acceptable hole size is required.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eClass ZZ minus tolerance class for general-purpose shop and inspection use\u003c\/li\u003e\n  \u003cli\u003e0.72 inch nominal diameter for direct bore verification\u003c\/li\u003e\n  \u003cli\u003eTolerance of 0.0002 inches for precise dimensional control\u003c\/li\u003e\n  \u003cli\u003eSteel construction for durability and wear resistance in production environments\u003c\/li\u003e\n  \u003cli\u003eMinus designation suitable for go-gage inspection applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard Class ZZ minus plug pin gage for general-purpose dimensional inspection of holes and bores in machined components across a range of manufacturing and quality assurance applications.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003ePin gages are handled and used by machinists and quality control technicians and do not require mechanical installation. Store gages in a clean, dry case to prevent corrosion and surface damage that could affect measurement accuracy. Handle with clean, dry hands or cotton gloves to avoid introducing moisture or oils that may cause rust on the steel surface. Calibrate and verify gage condition periodically per your facility inspection procedures and applicable metrology standards.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 0.72 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTolerance (Decimal Inch)\u003c\/strong\u003e: 0.0002 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTolerance (mm)\u003c\/strong\u003e: 0.0002 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGage Class\u003c\/strong\u003e: Class ZZ Minus\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.2 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: SPI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 19-720-2\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SPIROTHERM","offers":[{"title":"Default Title","offer_id":51715304063282,"sku":"19-720-2","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/f0c4958570e0b5cfda4e001c8b676b3b.jpg?v=1788511815","url":"https:\/\/voomisupply.com\/products\/spi-19-720-2-class-zz-minus-plug-pin-gage-0-72-in","provider":"Voomi Supply","version":"1.0","type":"link"}