This standard specifies the product classification and requirements for cross recessed screwdrivers. This standard applies to cross-recessed screwdrivers, but does not include cross-recessed screwdrivers for live work (hereinafter referred to as "screwdrivers").
QB/T 2564.5-2002 history
2012QB/T 2564.5-2012 Screwdrivers.Screwdriver for cross-recessed head screws
2002QB/T 2564.5-2002 Screwdrivers-Screwdriver for cross-recessed head screws