100pcs M4 Threaded Inserts Brass Heat Set Insert M4x5mm, OD 6mm Knurled Nuts

100pcs M3 Threaded Inserts Brass Heat Set Insert M3x3.5mm, OD 5mm Knurled Nuts

50pcs M3 Threaded Inserts Brass Heat Set Insert M3x4mm, OD 5mm Knurled Nuts

100pcs M3 Threaded Inserts Brass Heat Set Insert M3x4mm, OD 5mm Knurled Nuts

100pcs M6 Threaded Inserts Brass Heat Insert M6x5mm OD 8mm Knurled Nuts

100pcs M2.5 Threaded Inserts Brass Heat Set Insert M2.5x6mm, OD 4mm Knurled Nuts

220Pcs M2-M6 Brass Heat Insert Nut Set Thread Knurled Double Twill Embedment Nut

50pcs M4 Threaded Inserts Brass Heat Set Insert M4x10mm, OD 6mm Knurled Nuts