Version :Mechanical magnetic measuring stand with central locking mechanism. All three joints are clamped in a single action. Continuously adjustable clamping force with high stability. Ball joints enable quick and easy positioning. Magnetic base with rotary switch and Vee sole. Standard dial indicator mounting for clamping shank ⌀ 6 mm, ⌀ 8 mm and dovetail, fine adjustment at the indicator holder.