50x Stainless Steel Self-Tapping Thread Inserts Set M3–M16 Industrial Repair Kit

fixinus 30 Piece M6 x 1.0mm Thread Repair Insert Kit, Stainless Steel Thread...

30PCS M6 x 1.0mm Thread Repair Insert Kit, Metric Helicoil Kit M6 x 1.0

200Pcs Thread Insert Helicoil Kit M3 M4 M5 M6 M8 M10 M12 Inserts Stainless Steel

M6 x 1.0 thread repair insert kit

100PCS Thread Repair Insert, M6 × 1.0 × 3D Helicoil Metric Thread Sleeve 18mm

30 Piece M6 x 1.0mm Thread Repair Insert Kit, Stainless Steel Thread Repair Kit