Sunan samfur: Foundation bolt
Girman: M6-M70
Darasi: 10.9
Abu: 40Cr/35Crmo
Maganin saman: baki
Misali: GB/T 70.2-2008
Takaddun shaida: ISO9001
Amfani: Ana amfani da kusoshi mai hexagonal na ciki ko'ina a fannoni kamar masana'antar injiniya, tsarin gini, masana'antar kera motoci, kayan wutar lantarki, ginin jirgi, injiniyan gada, da injiniyan sinadarai.