320PCS Thread Repair Kit SAE and Metric Rethreading Tool Kit M5M6M8 M10 M12

SpecificationThis kit ideal for repairing internal threads in automotive engines, spark plugs, bearings, and metal holes. This kit effectively restores threads on materials like aluminum, iron, carbon steel, bronze, and morePackage included320-piece helicoil thread repair kit （280 *thread inserts 10* installation tools 10* breaking pin tools 10* screw taps 10*drill bits）Feature1.The helicoil thread repair tool kitboasts a robust 320-piece collection, housing drill bits, screw taps, wire thread inserts, and more. It's meticulously designed for both metric and SAE sizes: 1/4", 5/16", 3/8", 7/16", 1/2", M5, M6, M8, M10, and M12, ensuring diverse applications. 2.PRECISION RESTORER: This helicoil kit effortlessly restores stripped, damaged, or worn internal threads, It creates stronger internal threads in soft metals, protecting them from wear and damage 3.EASY TO USE: With a simple 3-step process—drill, tap, and install. The 135° apex angle ensures effective metal penetration for smooth insert placement. Use the installation tools for quick thread repairs, and the break-off tools for a clean finish, making threads ready for immediate use 4.VERSATILE UTILITY - Our universal rethreading tool kit isn't just for repair. Restore stripped or damaged internal threads, or maintain your threaded motor parts to shield against wear and tear. Whether for spark plug, bearing inserts, or metal hole restorations, this set is your heli coil solution. 5.BUILT TO LAST: The drill bits and screw taps are made from heat-treated high-speed steel (HSS) ensures superior performance, while 304 stainless steel thread inserts ensure strong threads and the rubber-coated tools provide a comfortable, secure grip 6.HANDY PORTABILITY - Beyond the internal workings, the helicoil thread repair tool kit's superior portability shines. A tailor-made carrying compatible for case houses this metric sae set, streamlining storage and transport. Whether you're an automotive enthusiast or a professional, this rethread kit is your mobile companion.