Professional Grade Tools used here as a term to distinguish from general use or consumer Grade products. It is intended to communicate a more durable product with the expectation that it will work better and longer in an environment where it is used more regularly. Built for extended heavy and repeated use, more rugged and tends to not malfunction as quickly. Also associated with better features and options which result in a high end result. Excellent and extended warranties for product repairs are usually in place versus throw away and replace options.
