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The VALUE COLLECTION 630-71056 is a square steel gage block measuring 0.105 inches, manufactured to Grade 0 accuracy standards. Gage blocks are precision reference standards used to calibrate measurement tools, verify instrument accuracy, and set up machining or inspection equipment. This block is supplied with NIST certification, providing a traceable accuracy standard for quality-control environments and calibration labs. Grade 0 classification indicates a high level of dimensional accuracy, making this block appropriate for precision inspection work in manufacturing, metrology labs, and tool rooms.
This gage block is suited for use in industrial manufacturing, quality assurance, and precision metrology applications. It serves as a dimensional reference standard when calibrating micrometers, calipers, and comparators, or when establishing precise setups on surface plates. NIST certification makes it appropriate for regulated inspection environments where traceability to national standards is required. Machinists, metrology technicians, and quality control professionals typically work with blocks of this type.
Designed as a standard square gage block for use with conventional gage block sets, surface plates, and precision measurement setups requiring a 0.105-inch reference dimension.
Gage blocks should be handled by metrology technicians or qualified quality control personnel familiar with precision measurement practices. Always clean contact surfaces before wringing blocks together to prevent surface damage and ensure accurate contact. Store blocks in their protective case when not in use to prevent corrosion and dimensional changes. Avoid dropping or striking blocks against hard surfaces, as impact damage will compromise accuracy.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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