SKF Hook Spanners, Impact Spanners and Sockets

A Hook Spanner, or C spanner, is specially designed to reduce the risk of damage when removing retaining rings or locking nuts. The SKF HN series of hook spanners is manufactured to DIN 1810 standards and designed for use with lock nuts conforming to the DIN 981 standard. SKF HN Hook Spanners are suitable for the following SKF nuts: KM, N, AN, KMK, KMFE and KMK nuts, as well as nuts manufactured to DIN1804 standard. Using the correct spanner or socket is safer and can help to reduce the risk of damage to shafts and machinery.