30× M8 X 1.25 THREAD M8 X 1.25 THREAD REPAIR TOOL KIT HELICOIL WIRE INSERTS
Thread size: M8 X 1.25mm. Thread tap and the drill material: HSS (High-speed Steel). 1PC x HSS screw tap. 25PC x Wire thread inserts. Thread inserts material: Stainless steel. It can be used in daily repair, car repair, drilling machine, etc.