Table Tennis Ball Roundness Tester
GT-7261This machine is designed to measure the roundness of a table tennis. An indenter touches the peak of the ball with its lower end . The difference between the value indicated by the dial gauge and th ...
Ball Roundness Tester
GT-7511Measure spherical accuracy for the profile of basketball, volleyball,..etc. ...
Ball Roundness Tester
GT-7511-AMeasure spherical accuracy for the profile of basketball, volleyball,..etc. ...