Thread Repair Kit, 338PC Helicoil Repair Kit with Metric & SAE HSS Drill Bit and Wire Thread Inserts, M5 M6 M8 M10 M12 1/4" 5/16" 3/8" 7/16" 1/2"

【Description】 This Alltooetools 338PC Metric Thread Helicoil Repair Kit is ideal for restoring damaged threads. This kit helps create a new stronger internal thread in soft metals and protects tapped threads against wear and damage. The installation tools in this kit are made of high speed steel for excellent handling, while the inserts are stainless steel for increased strength and longevity. The 135° drill bits quickly create room for the installation tools to smoothly fit the inserts that repair your old threading. 【Applicable】 It can be used in daily repair, car repair, drilling machine, etc. Ideal for restoring damaged threads, suitable for many automotive engine repairs and other automotive applications for Steel, Cast Iron and Aluminium. 【Specification】 Thread Sizse: 1/4" 5/16" 3/8" 7/16" 1/2", M5 M6 M8 M10 M12 Material: Stainless Steel / HSS Ideal for restoring damaged threads, suitable for engine repair and other automotive. Can be used in daily repair, car repair, drilling machine, etc. Made of high quality material, sturdy and durable in use. 【Includes】 10PC x HSS screw tap 10PC x Insert installation tool 10PC x Breaking pin tool 10PC x HSS twist drill bit 1PC x Hex wrench M5 x 0.8 + Tool Kit 25PC Inserts M6 x 1.0 + Tool Kit 25PC Inserts M8 x 1.25 + Tool Kit 25PC Inserts M10 x 1.5 + Tool Kit 25/PC Inserts M12 x 1.75 + Tool Kit 10PC Inserts 1/4" UNC + Tool Kit 25PC Inserts 5/16" UNC + Tool Kit 25PC Inserts 3/8" UNC + Tool Kit 25PC Inserts 7/16" UNC + Tool Kit 25PC Inserts 1/2" UNC + Tool Kit 10PC Inserts

• 【Description】 This Alltooetools 338PC Metric Thread Helicoil Repair Kit is ideal for restoring damaged threads. This kit helps create a new stronger internal thread in soft metals and protects tapped threads against wear and damage. The installation tools in this kit are made of high speed steel for excellent handling, while the inserts are stainless steel for increased strength and longevity. The 135° drill bits quickly create room for the installation tools to smoothly fit the inserts that repair your old threading.