Thread size: M8 X 1.25mm. Screw tap M8: 1pcs. Thread tap and the drill material: HSS (High-speed Steel). Thread inserts material: Stainless steel. It can be used in daily repair, car repair, drilling machine, etc.
30x THREAD REPAIR TOOL KIT HELICOIL WIRE INSERTS M8 x 1.25 UK
30x M6 X 1.0 Thread Repair Tool Kit Helicoil Wire Inserts Set Easy Handling
Brake Caliper Thread Repair Tool Brake Caliper Thread Repair Kit For Auto Repair
Helicoil Thread Repair Tool Kit M5 M6 M8 M10 M12 131 piece Thread Repair Kit
15PCS M10 X 1.0 Thread Repair Tool Helicoil Type Thread Repair Wire Inserts Kit