Dasqua Dial gauge 622120 - Dasqua 4700-1012, Dasqua manufactures the 4700-1012 digital 3-point snap-open bore gauge, which measures diameters ranging from 75 to 88 mm. This precision tool features a digital display for accurate measurement readings. It is commonly used in engineering and machining applications for precise bore measurement tasks. Dasqua 4700-1012 Digital 3-Point Bore Gauge 75-88mm Durable Carbide Tips