56PCS Professional Threaded Coil-Insert Repair Kit (For Spark Plug Thread) Laser/Blow Case

 Ideal for repairing and restoring damaged spark plug thread
 Completed set for easy and quick repairs of spark plug, thread insert size- M10, M12, M14
 Each size includes stainless steel screw coils, thread tap & Coil Shielding Collar, Coil Installation Shank and Hex Key Wrench
Stainless Steel Screw Coil Inserts: 15PCS- M10x1.0mmx3/8" (L=9.5mm)
15PCS- M12x1.25mmx3/4" (L=19mm)
15PCS- M14x1.25mmx7/16" (L=11mm)
Thread Taps: M10x1.0mm, M12x1.25mm, M14x1.25mm
Coil Shielding Collar: M10, M12, M14
Coil Installation Shank: M10, M12, M14