FreeTec 131-Piece Helicoil Thread Repair Set, Metric Heli Coil Set M5 M6 M8 M10 M12, Kit with HSS Drills & Tools for Aluminium Car Engine Cylinder Oil Pan

Comprehensive metric kit: the 131-piece helicoil set includes all the essential tools you need for thread repair: helicoils, taps, twist drills, installation tools and break-off tools for the bridge. Sizes of helicopter: M5x 0.8x 6.7mm, M6x 1.0x 8.0mm, M8x 1.25x 10.8mm, M10x 1.5x 13.5mm, M12x 1.75x 16.3mm. High quality and durability: the Helicoil thread repair set is designed for superior strength and durability. Heat treated HSS (high-speed steel) drills and taps ensure high hardness (HRC 55-62) for cutting tough materials. High-strength threads Helicoil made of 304 stainless steel provide excellent durability and create a stronger thread that withstands higher torques, especially in aluminium and other softer metals. Easy to use: this thread repair kit has twist drill bits with 135° tip angle that reduce cutting pressure, as well as installation tools with rubberised handles for a comfortable and secure grip. The straightforwarde process - drilling, threading, insert, insert, break off bridge - makes thread renewal quick and easy. Versatile applications: this versatile thread repair set effectively restores worn or damaged threads in a variety of materials, including aluminium, iron, carbon steel, bronze, magnesium, composites and polymers. Especially ideal for automotive repairs (on the engine and oil pan), plumbing and general equipment maintenance. Practical storage: the entire M5-M12 helicoil tool comes in a durable, portable storage box. This keeps all components of all sizes neatly organized and protected, ensuring maximum portability and worry-free efficiency at work.