The TMFN impact spanners are designed for safely tightening and loosening larger locknuts, especially after driving up a large bearing onto a tapered seating. Made of spheroidal graphite cast iron, they have a special impact surface allowing for optimum transmission of impact energy to the nut.

• Minimises locknut damage

• Designed to fit a number of different nut sizes

• Spanners with zinc coating, corrosion resistant handle

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