Lock Nut Finish Zinc Plated Hex Height 6 13/64 mm Hex Type External Tooth Lock Washer Hex Width 10 mm Lock Type Lock Nut with External Tooth Lock Washer Material Steel Material Grade/Class Class 5 Pack Size Small Pack Rockwell Hardness - System of Measurement Metric Thread Direction Right Hand Thread Pitch 1 mm Thread Size M6-1.00 Package Quantity 100