[国外标准] DIN 968-2008 Cross recessed pan head tapping screws with collar
[国外标准] JIS B1188-1995 Cross recessed head screws with captive washer
[国外标准] JIS B1122-2006 Cross recessed head tapping screws
[国外标准] JIS B1112-1995 Cross-recessed head wood screws
[国外标准] JIS B1111-2006 Cross recessed head screws