30PCS M8 x 1.25 Thread Repair Set Tool Helicoil Wire Inserts Drilling Kit
M8 x 1.25 Thread Repair Tool Heli-coil Wire Insert Set 30pcs. Thread size: M8 X 1.25mm. Thread tap and the drill material: HSS (High-speed Steel). It can be used in daily repair, car repair, drilling machine, etc.