6PCS 8-150MM CALIBRO TELESCOPICO SET CALIBRI PER FORI INTERNI PER FORI MISURA INTERNA RAPIDA IN ITALIA
Specification:Measuring range: 8-150mm or 5/16 "to 6"Quantity: 6pcs Features:1. Under uniform spring tension, the plunger of the gage expand from the center to the diameter of the hole or width of slot being measured and then locked in place by a knurled knob, the hole size is found by measuring over the two contact point With a micrometer or caliper2. The telescoping gauges are used to measure internal diameter or internal through-groove of the machine by comparative method. Package Included:6 x Telescoping Gauge
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