WANGCL 150PCS Threaded Inserts Helicoil kit Stainless Thread Repair Kits M3 M4 M5 M6 M8 Type

150 PCS 10 Sizes:( M3 x 0.5 x 1.5D), ( M4 x 0.7 x 1.5D), (M5 x 0.8 x 1.5 D), (M6 x 1.0x 1.5D), (M8 x 1.25 x 1.5D), (M3 x 0.5D x 3D) , (M4 x 0.7 x 3D), (M5 x 0.8 x 3D), (M6 x 1.0 x 3D), (M8 x 1.25 x 3D). Principle of operation:This thread repair kit can be placed in the screw holes of workpieces such as aluminium alloys to form high-strength, wear-resistant, high-precision standard internal threads. Wide range of applications: The thread repair kit can be used for high voltage switchgear, microwave communications, automotive parts, aerospace precision parts, electronic products, aerospace equipment, radiators, etc. High quality material: The threaded inserts are made of high strength 304 stainless steel for high strength and wear resistance. Long service life. Convenience: all accessories in one box, easy to carry and store, with a place for each size tool, neat and clean.