Nokta Makro digger fail Again

Forum group discussion on metal detecting spades, trowels and Digging tools
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mrcheeky
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Nokta Makro digger fail Again

Post by mrcheeky »

Nokta Makro digger fail Again .first 1 snapped replaced weeks ago and guess what , yep snapped. out on a dig going fine over night rain soil was moist. good job i han an evolution blade in me bag
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jayelle
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Post by jayelle »

I've had mine 2 years and it's still perfect. I wonder if yours was a dodgy batch?
mrcheeky
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Post by mrcheeky »

no idea mate but ill never get 1 again
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rustfinder
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Post by rustfinder »

My wife bought me a Dr Otek one, it's strong and brilliant.
LuckyB
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Post by LuckyB »

To have a crack and a bend is unusual in a failure of this type implying the material is both low strength and brittle, not a combination you want in a digging implement subjected to bending loads! Assuming you weren't abusing it, then either the original material selection (including it's heat treatment condition) was wrong or a there is a batch of rogue material and/or incorrect heat treatment during the production process.

The choice of steel vs stainless steel should not be a factor in this type of failure, provided a suitable grade for either is used, both can offer the combination of high strength and toughness require for this application.

Both should also be able to tolerate a notched design.
mrcheeky
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Post by mrcheeky »

yes mate i also have a picture of the first 1 that failed in the same postion as this 1 . i got the evolution blade now its solid
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