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Old 09-23-2018, 01:45 AM
Jaroslav Jaroslav is offline
MetalShaper of the Month April 2020, September 2021, November 2022
 
Join Date: Dec 2012
Location: Czech Republic
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I am using ČSN 11321.21. (.21 = heat treatment - standardization annealing.)
For threshing into sheet metal good. I do not have a problem yet. Yet some colleagues talk about a problem in sheet metal.
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