J bolt chuma kaboni chuma msingi zege msingi boliti za nanga za mabati
J bolt chuma kaboni chuma msingi zege msingi boliti za nanga za mabati
1. Daraja: SUS201,SUS304,SUS316,A2-70,A2-80,A4-80,4.8 6.8 8.8 10.9 12.92. Ukubwa: Kipenyo: 6-72mm, Urefu: 10mm-6000mm.3. Kawaida: GB DIN ANSI JIS4. Uthibitisho: ISO9001, SGS, CTI, ROHS
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