Where is the Elmax steel sourced from? 
Dan posted that it´s a Bohler-Uddeholm steel 
UDDEHOLM ELMAX®
(Powder Metallurgy Stainless Mold Steel)
A through-hardening corrosion resistant mold steel made by powder metallurgy processing techniques. The high wear resistance makes ELMAX® suitable for long production runs; e.g. electronic parts.