340PCS Threaded Inserts Nuts, Wood Assortment Kit, 340 PCS, Silver

340 PCS Threaded Inserts: With 10 different sizes,including 1/4"-20 x 10 mm/15 mm/20mm/25mm(220 pcs), 5/16"-18 x 13 mm/15 mm/20 mm/25 mm(80 pcs), 3/8"-16 x 20 mm/25 mm(40 pcs). Fit standard 1/4 20 screws bolts and 5/16 18 screws bolts perfectly.

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