Hook spanner set

Most popular hook spanner sizes combined in one set

Hook spanners HN series
Hooks spnner set HN4-16
The SKF HN 4-16/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 including HN 16 from the SKF HN series
  • 9 different spanner sizes for the most popular lock nut sizes
  • Easy selection of the right size spanner 
  • Packed in a sturdy carrying case
Technical data
Designation
Spanner design
DIN 1810
Outer diameter
lock nut

mm
mm
in.
HN 4
Ø30–Ø32
30–32
1.2–1.3
HN 5-6

38–45
1.5–1.8
HN 7
Ø52–Ø55
52–55
2.0–2.2
HN 8-9

58–65
2.3–2.6
HN 10-11
Ø68–Ø75
68–75
2.7–3.0
HN 12-13
Ø80–Ø90
80–90
3.1–3.5
HN 14

92
3.6
HN 15
Ø95–Ø100
95–100
3.7–3.9
HN 16

105
4.1
SKF logo