Hex Threading Die, Thread Size M20x2.50, Metric, Solid, Outside Dia. 41.27 mm, Die Material Carbon Steel, Finish - Machining Bright (Uncoated), Thread Type Metric, Thread Pitch 2.50mm, Threads per Inch 2.5, Thread Direction Right Hand, Die Thickness 22.22 mm, Die Shape Hex, Hex Size 37.14 mm