M3 x 5mm(L) x 5.4mm(OD) Brass Knurled Threaded Insert Embedment Nuts, 40 Pcs

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS Y8H9

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS A7Z2

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS B4W7

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS N2C5

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS S6Y7

M3 x 4mm(L) x 4mm(OD) Brass Knurled Threaded Insert Embedment Nuts 100 Pcs

M3 x 10mm(L) x 4mm(OD) Brass Knurled Threaded Insert Embedment Nuts, 100 Pcs