200Pcs AXK Brass Knurled Insert Nuts, Female Threaded Heat Set Inserts Assortmen

100Pcs M4 x 5mm Female Thread Brass Knurled Threaded Insert Embedment Nuts

200Pcs M4x0.7mm Female Knurled Insert Nuts for Machine Brass Embedment Nuts

M4 x 0.7mm Female Knurled Insert Nuts Brass Embedment Nuts 200Pcs

M4 X 4Mm Female Thread Brass Knurled Threaded Insert Embedment Nuts 200P

25pcs Knurled Threaded Insert 1/4" Female Thread Brass Embedment Nuts

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

200-1000Pc M3 Thread Knurled Brass Threaded Heat Resistant Insert Embedment Nuts