New chain Vs 5 nails in the middle of a tree

[treequip]

Old trees in urban areas sometimes have ww2 shrapnel in them, nothing quite like a bit of bomb casing to rip the teeth completely off.

[pro bros]

Cutting a roadside ash about 10 years ago police had it closed for "a few minutes officer" hit an old pig fence ie old runway reinforcement stuff from the war not only did I cut the verticals but also the horizontal bits just had to almost burn its way through , this was with a 3120 ,chain went in the bin needless to say