Measuring devices that can be incorporated with gripping tools are described. The measuring devices can be integral to a gripping tool or can be removably attachable to a gripping tool. The measuring devices can be incorporated in conjunction with a gripping tool for use in a medical application such as a clamp, a hemostat, a forceps, or the like. Devices can be utilized to determine a straight length and/or to determine the spread of the jaws a gripping tool associated with the device.