Reply by scotsman9

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Posted on Lawn mower blade as tool steel?

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134 posts in 2425 days

#1 posted 06-19-2013 06:36 PM

Lawn mower blades by standard are made of extremely soft steel. They have to bend and dent when hitting rocks and other hard debris. If they were made of tool grade steels, they would shatter and become missiles. So, manufacturers make them with soft soft soft steel.

I’m not quiet certain, but I think the Feds of an allowable hardness for lawn mower blades.


-- Just a man and his opinion.

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