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Old Comments:

2009-05-06 15:14:48
To prevent water seepage so that the poles won't rot, I expect. Over where I live, all the telephone/electricity poles have metal caps for that reason. Woodpeckers have found them to be excellent for 'drumming' because then the sound really carries far and wide...
2009-05-06 10:23:06
Anybody know what the metal caps on the fence post is for.