Lock Nut, Finish Zinc Plated, Hex Height 11 mm, Hex Type 2-Piece Wedge, Hex Width 15 mm, Lock Type 2-Piece Wedge, Material Steel, Material Grade/Class Class 10, Pack Size Small Pack, Rockwell Hardness HRC30-34, System of Measurement Metric, Thread Direction Right Hand, Thread Pitch 1.5 mm, Thread Size M10-1.5, Package Quantity 50