Ground Flat Stock Expand Standard Stock Range 11 March 2015 David In the past few months we have expanded our standard stock range of precision ground flat stock and gauge plate to give you a wider choice of standard dimensions. We over 1600 standard different stock sizes we are sure to have what you need to save you time in your tool room. In addition to having one of the largest stock ranges in Europe of O1 tool steel we can still produce non-standard dimension in a multitude of different steel grades.