Weld on protective plate. The plate protects the lock from the risk of drilling and and criminal opening.
Made of manganese steel 65G, hardened to to 55-60 unitites on Rockwell scale (HRC).
Available in two modifications – with heat treatment and with no heat treatment.
Protects METTEM® level locks from the possibility of drilling and criminal opening.
manganesew steel 65G, hardened to 55-60 unitites on Rockwell scale (HRC)