special stainless steel screws
... 其它特殊螺丝 Special Screws Or Bolts 不锈钢特殊螺丝 Special Stainless Steel Screws 宽牙螺丝（粗牙螺丝） Coarse Thread Screws ...
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公司主要生产销售：特殊螺丝、合金钢螺丝和不锈钢螺丝、材料及其他相关扣件和电动工具。
The company mainly produces and sells: Special screws, steel screws and stainless steel screws, materials and other related fasteners and power tools.
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