Phenom PH32 vise type holder for samples up to 22mm thick and 12mm height. Length varies with thickness; from 32mm to 25mm. The sample is held by screws. With an additional screw in the base the height of the sample can be adjusted. Several lengths of screws are supplied to cover the complete sample holding area but not to exceed 32mm diameter. Fully compatible with the Phenom metallurgical holders.