Stihl metal brush knife update
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I've been having second
thoughts on the tri-bladed
metal brush knife also known as the "Ninja Blade".
It cuts heavy grass and light
scrub, but every now and then I would hit a small tree or the ground of
a hillside that would stop it cold.
recovers nicely, but can only handle a limited number of cold stops
like that before the flywheel shaft key sheers.
About an hour of research on
a weedeater forum revealed some bad news. Turns out you can't just
replace the flywheel shaft key. The key is built into the flywheel,
which would cost 65 dollars if you could order one, which you cannot
unless you're an official Stihl
Ours is still under
warranty, but it's been in the shop for a month, and when I called them last week I got
the impression from the guy I talked to that their technician is either
slow or buried or both.