Digital caliper capable of measuring center distance of two holes and distance from hole center to edge

The utility model relates to the technical field of measuring instruments, and discloses a digital display caliper capable of measuring the center distance of two holes and the distance from the center of each hole to the edge, which comprises a caliper rod, a first measuring jaw is sleeved in the caliper rod in a sliding manner, a clamping rod is sleeved on the inner wall of the caliper rod in a sliding manner, and a limiting plate is fixedly sleeved on the surface of the clamping rod. A first spring is arranged between the limiting plate and the inner wall of the ruler rod; according to the utility model, by moving the clamping rod, moving the clamping rod to enable the clamping rod to be separated from the clamping hole, and moving the first measuring jaw, the purpose of conveniently measuring the hole pitches of different planes can be achieved, the measuring efficiency is improved, the operation is simple, the measuring precision is improved, and the working efficiency is improved. According to the utili