ASME/ANSI B18.6.7M-6-2010
Metric countersunk slotted raised head screws-Table 6
GOST 10340-1980
Slotted ralsed countersunk head screws with waisted shank
GOST 17474-1980
90°Slotted rasied countersunk head screws
GOST R50406-1992
90°Countersunk slotted raised head screws
PN 82211
Slotted raised countersunk head screws