GA-2121 : GA-2125 : Sunnen Dial Bore Gauges

The Sunnen Dial Bore Gauge is ideal for measuring cylinders, sleeves, large connecting rods and many other gauging jobs. These models measure in a 2" to 6" range and have a 12" reach. They are self-aligning and self-centering. Carbide contact points and an insulated grip ensure accurate readings. Includes a molded case with extension points and wrenches.