HNA 1-4: The SKF Adjustable Hook Spanners HNA series facilitate the easy and safe tightening and loosening of SKF lock nuts. The spanners are made of special hardened steel for durability.
Benefits: Hole in the spanner's handle facilitates easy storage. Minimises shaft and nut damage.
Note: Suitable for the following series of SKF lock nuts: KM 1-4, N 2-4, KMK 0-4, KMFE 4