碳鋼螺栓
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HEXAGON FLANGE BOLT
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DIN6921 M5-M12 CALSS4.8,8.8&10.9
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HEXAGON FLANGE BOLT
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IFI 111-86 1/4-1/2 CALSS4.8,8.8&10.9
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HEXAGON HEAD SCREWS
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DIN933 M3-M24 CALSS4.8,8.8&10.9
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HEXAGON SOCKET HEAD CAP SCREWS
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DIN912 M3-M20 CALSS4.8,8.8&10.9
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