M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS H9M5

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS V3D6

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS E3H1

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 Y8H9

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 E4R1

M3 x 3mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 100PCS N4W8