Photo 1 of LBY 30pcs Knurled Thumb Screws, M4 x 10mm Flat Knurled Head Fully Threaded, Carbon Steel Galvanized (Double Layer Step)

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Photo 1 of LBY 30pcs Knurled Thumb Screws, M4 x 10mm Flat Knurled Head Fully Threaded, Carbon Steel Galvanized (Double Layer Step)Photo 2 of LBY 30pcs Knurled Thumb Screws, M4 x 10mm Flat Knurled Head Fully Threaded, Carbon Steel Galvanized (Double Layer Step)