Hexagonal raga da aka yi da galvanized baƙin ƙarfe waya ta atomatik raga saƙa inji, raga a cikin dokoki hexagonal, raga misali, kyau, raga size za a iya musamman bisa ga abokin ciniki bukatun, yawanci 27mm,20mm, 13mm, waya diamita daga 0.40mm zuwa 1.20mm. don biyan bukatun daban-daban ...
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