1/4 Rivet Nut, 115Pcs Carbon Steel Zinc Rivet Nuts 1/4-20, 1/4 20 Threaded Insert Rivnut, 1/4 UNC Rivets Nutsert, Flat Head 1/4 x 20 RIV Nuts. Size and Quantity: 115pcs 1/4 20 rivet nut UNC. which drill hole size is ", total length is 15mm/".
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