The Chubbsafes Custodian Grade 4 Size 170 high security safe has been tested and certified by ECBS to Eurograde 4 standard, providing an insurance rating of £60,000 cash or £600,000 valuables. The Chubbsafes Custodian Grade 4 Size 170 includes leading edge Graviton barrier profile for extra strength against drill or cutting attack and the door is secured by two high security double bitted EN 1300 Class B key locks, supplied with two keys per lock. This safe comes ready prepared for floor fixing via a pre-drilled hole and is supplied with a fixing bolt. This model is also available in 4 other sizes.