Item Type: Thread Repair Kit Material: Stainless steel Threaded Insert Standard: M7 x 1(length 2D) Package List 1 X Twisted Drill 1 X Tap 1 X Wrench 1 X Breaker 1 X Hex Wrench 20 X Threaded Insert 1The threaded insert is placed in the screw hole of the workpiece such as aluminum alloy to form a high-strength, wear-resistant, high-accuracy standard female thread. 2Suitable for high voltage switchgear, microwave communication, auto parts, air separation equipment, etc. 3The threaded insert can be used as a repairing ways to economically and effectively repair the threaded hole. 4Complete accessories, easy and fast to use 5Metric-imperial units threaded hole conversion with threaded insert, it is convenient and fast 6High quality stainless steel material can make sure the durability and stability of the product