This standard specifies the product classification, requirements, test methods, inspection rules and markings, packaging, transportation and storage of explosion-proof cross recessed screwdrivers. This standard applies to explosion-proof cross-recessed screwdrivers (hereinafter referred to as "drivers") used in flammable and explosive places. This standard does not apply to cross-recessed screwdrivers for live work.
QB/T 2613.11-2015 history
2015QB/T 2613.11-2015 Tools for explosive atmospheres.Screwdriver for recessed-head screws for explosive atmospheres