M-Tec VS26 is a compact double action spring-loaded vise for sample with a maximum clamping size of 26mm with M4 thread. Due to the double sided spring, this vise acts as a centering vise. The vise jaws are opened by push rods which can be remove when the sample holder is loaded in the SEM. Dowel pins can be inserted in the jaws to increase sample size up to 34mm diameter or to hold irregular shaped samples; 4 dowel pin are included. Made from vacuum grade aluminum and stainless steel rods and springs