BN 991 - DIN 7973 C - ~ISO 1483
Shugaban: Daidai kula oval
Hanyar kullumai: Fara
Dandanno: fully threaded
Matsayi: Aikin
Hanyar materiyar: samun gaba
Tsanfayyaye:zanga mai watsa daga blue
Hardness:450 HV
- Ma'auni
Ma'auni
Fuskar countersunk da kafa na oval da dadi na farko shirin da end na cone type C Steel - case-hardened - zinc plated blue