BN 30905 - BS 4174
Headform: Button tare da abin wuya
Tuki: Ketare hutun Z (Pozidriv)
Zaren: cikakken zaren
Material: Karfe
Kisa kayan aiki: harka taurara
Surface: Zinc plated blue
Hardness: 450 HV
- siga
siga
Pozi pan head tapping screws with collar, form Z and flat end type F Steel - case-hardened - zinc plated blue