1970QJ 1960.28A-2007 Multifunctional combined stamping formwork elements - Part 28: Compression nuts
1986QJ 959.6-1985 Compression nut for multifunctional combined stamping formwork element
QJ 959.6-1985 Compression nut for multifunctional combined stamping formwork element was changed to QJ 1960.28A-2007 Multifunctional combined stamping formwork elements - Part 28: Compression nuts.