20pcs Wire Thread Inserts M4x0.7 Metric 1D 4mm Helical Threaded Sleeve

20pcs Wire Thread Inserts M6x1 Metric 2D 12mm Helical Threaded Sleeve

20pcs Wire Thread Inserts M4x0.7 Metric 1.5D 6mm Helical Threaded Sleeve

20pcs Wire Thread Inserts M8x1.25 Metric 2.5D 20mm Helical Threaded Sleeve

20pcs Wire Thread Inserts M3x0.5 Metric 1D 3mm Helical Threaded Sleeve

20pcs Wire Thread Inserts M12x1.75 Metric 1D 12mm Helical Threaded Sleeve

20pcs Wire Thread Inserts M8 x 1.25 x 1D Metric Helical Threaded Sleeve

20pcs Wire Thread Inserts M4x0.7 Metric 1.5D 6mm Helical Threaded Sleeve