SENNMONN M8x1.25 Thread Repair Kit with 11.7mm Insert HSS Drill, Tap, Installation Driver,Stainless Steel Insert M8*1.25 * 11.7mm *10pcs

Kit include Drill *1,counterbore *1, tap *1,install driver *1,M8x1.25x11.7mm inserts *10. Life Saver:Solid steel insert made insert creates stronger internal thread and much stronger and durable than heli coil. Special design counterbore is used to cut a recessed lip which takes the flange of the inserts.Makes your work much better. Our Thread Repair kit is Used to Repair or Replace Damaged or Stripped Internal Screw Threads.Suitable for engine repair and other automotive applications.Repair ruined threads once for all.