Advance measuring systems provides adjustable snap gauges. These adjustable snap gauges are available with salient features like graded cast-iron frame and alloy steel anvils with precision lapped and non-rotating faces during adjustment. These adjustable snap gauges come in 0.1-6; 6-13; 13 -19; 19 - 25; 25 - 32 and 146 to 152 mm sizes. These gauges are useful in checking different diameters, thickness within the range of gauge.