| Hook spanner set HN 4-16/SET Most popular hook spanner sizes combined in one set The SKF hook spanner set contains 9 spanners based on the DIN 1810 standard suitable for tightening and loosening lock nut sizes 4 up to 16. The hook spanners are designed for use with SKF KM nuts as well as any other KM nuts conforming to the DIN 981 standard. Additionally, they are suitable for use with N, AN, KMK, KMFE and KMT as well as nuts manufactured according to the DIN 1804 standard. • Contains hook spanners HN 4 up and f~ |