Lock Nut Color Blue Dimensional Standards DIN 980 Finish Plain Hex Height 16 mm Hex Type Standard Hex Top Lock Hex Width 24 mm Lock Type Top Lock Distorted Thread Material Steel Material Grade/Class Class 10 Pack Size Small Pack Rockwell Hardness HRC27-35 System of Measurement Metric Thread Direction Right Hand Thread Pitch 2 mm Thread Size M16-2.00 Package Quantity 50