The Mechanical Precision Vise 3400 V Series is manufactured by Kurt Manufacturing-Industrial Products Division. The product can be widely opened up to 6" and can be positioned upright or on either side. The matched stationary jaw is to key way that has body weight that measures ±0.001" and the clamping repeatability measures 0.0005 ". The footprint measures less than 13" that is good for smaller engines. The entire hydraulic unit has 1/4" vise stroke. Lastly, the product comes with a GrooveLock® technology when purchased.