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Technical data
HNA 1-4
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Outer diameter lock nut
20–35
The SKF Adjustable Hook Spanners HNA series facilitate the easy and safe tightening and loosening of KM, KML, N, AN, KMK, KMFE and KMT nuts. The spanners are made of special hardened steel for durability. One hook spanner covers several nut sizes, making it suitable for use with many applications. Economic solution: 4 hook spanners cover 24 nut sizesLaser engraved designation, which represents the range of nut sizes covered by the spanner, allows easy selection of the correct spannerVersatile: suitable for KM, KML, N, AN, KMK, KMFE and KMT nutsHole in the spanner's handle facilitates easy storageMinimises shaft and nut damage