Many different models have been made over the years and we can make them to fit your needs. Typical vacuum chcuks are made from Aluminum, and are 4 inches square (100 x 100 mm). The basic model comes with one valve.
Vacuum chcuks can be made for multiple samples over a wide size range. Prices for the various models are based upon its size, complexity, and number of input valves.
one simple model is to the right. It can hold 3 or 4 inch wafers (75 - 100 mm) and also a small sample in the center. They now comes with a stainless steel valve. Cost is $595.00.