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| 81. | nickel-plated mild steel round head wood screw |
| 镀镍低碳钢圆头木螺丝 |
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| 82. | galvanized mild steel countersunk head machine screw |
| 镀锌沉头机器螺丝 |
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| 83. | galvanized mild steel hexagonal bolt and nut |
| 镀锌六角螺栓螺帽 |
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| 84. | brass-plated mild steel countersunk head machine screw |
| 镀黄铜平头软钢机器螺丝 |
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| 85. | galvanized mild steel round head machine screw |
| 镀锌圆头机器螺丝 |
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| 86. | brass-plated mild steel round bead wood screw |
| 镀黄铜圆头软钢木螺丝 |
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| 87. | galvanized mild steel round head wood screw |
| 镀锌圆头木螺丝 |
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| 88. | nickel-plated mild steel countersunk head machine scre |
| 镀镍低碳钢平头机器螺丝 |
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| 89. | brass-plated mild steel countersunk head wood screw |
| 镀黄铜平头软钢木螺丝 |
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| 90. | brass-plated mild steel round head machine scre |
| 镀黄铜圆头软钢机器螺丝 |
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