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19.01.2022 at 00:10#1701
use the steel we recommend for our buttons, it is important to get the right result.
also you can not use stainless steel, it is very hard and the results will not be CORRECT
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Recommended steel grades for working with a button;
Germany( DIN,WNr) 1.7223,41CrMo4;
France( AFNOR) 42CD4TS ;
Spain( UNE) 42CrMo4;
England ( BS) 708M40;
USA 4140,4142