AKKTOL 240-PCS Rivet Nuts Assortment Kit, SAE And Metric Rivnuts Kit, Nutsert Kit, Flat Head 6-32 8-32 10-32 10-24 1/4"-20 3/8"-16 5/16"-18 1/2"-13

ZQZ 510 Pcs 2 in 1 SAE And Metric Stainless Steel Hex Nut Assortment Kit,256 440 632 832 1024 1032 1224 1/4-20 5/16-18 3/8-16 7/16-14 1/2-13

Vifmy 2 in 1 SAE & Metric Hex Nut Assortment Kit(510Pcs),256 440 632 832 1024 1032 1224 1/4-20 5/16-18 3/8-16 7/16-14 1/2-13 M2 M2.5 M3 M4 M5