GB/T 3883.4-2012 Safety of hand-held motor-operated electric tools - Part 2: Particular requirements for sanders and polishers other than disk type (English Version)
2012GB 3883.4-2012 Safety of hand-held motor-operated electric tools.Part 2:Particular requirements for sanders and polishers other than disk type
2005GB 3883.4-2005 Safety of hand-held motor-operated electric tools-Part 2:Particular requirements for sanders and polishers other than disk type
1991GB 3883.4-1991 Safety of hand-held motor-operated electric tools--Part 4: Particular requirements for sanders
GB/T 3883.4-2012 Safety of hand-held motor-operated electric tools - Part 2: Particular requirements for sanders and polishers other than disk type was changed to GB/T 3883.204-2019 Safety of motor-operated hand-held, transportable and garden tools—Part 204: Particular requirements for hand-held sanders and polishers other than disc type.