30Pcs Helicoil Thread Repair Kit M6x1.0mm Auto Tool Wire Insert Restoring for Damaged Threads,Hand and Mechanical Repairing

COMPLETE THREAD REPAIR KIT – Includes installation wrench, 6.2mm HSS drill bit, M6x1.0 tap, tang break-off tool, hex wrench, and stainless steel wire thread inserts for restoring damaged internal threads. PROFESSIONAL GRADE MATERIALS – Made from high-speed steel and durable stainless steel inserts, ensuring high hardness, wear resistance, and long service life for repeated use in demanding repair environments. PRECISION M6 x 1.0mm SPECIFICATION – Designed specifically for M6 thread applications. The 135° precise tip drill bit and accurately cut tap create perfect threads for spark plug repairs, engine components, and machinery maintenance. EASY 4-STEP OPERATION – Simply drill the damaged thread with the included bit, tap new threads with the M6 tap, install the stainless steel insert with the wrench, and break off the tang. No prior experience required. WIDE APPLICATION – Ideal for automotive engine repair, industrial machinery, furniture assembly, and general mechanical maintenance. Effectively restores stripped, worn, or damaged internal threads to stronger-than-original condition.