China Metal Concrete Stainless Steel Window Flat ...
2021-8-16u2002·u2002Metal Concrete Stainless Steel Window Flat Countersunk Wafer Button Pan Truss Hex Head Color Painted Roofing Drill Tail Self Drilling Screw with EPDM Washer. Product Specification: SHIMAI can manufacture various standard screws, such as self drilling screws, self-tapping screws, dry wall screws, chipboard screws and wood screws.
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