Features 【Easy Operation】: Two simple steps to remove all stuck screws or bolts in a few seconds. Step One to choose a drill bit smaller than the damaged screw, Step Two to use the same size extractor to take out reversely 【Wide Usages】 : 5 pcs different screw extractors, perfect for stripped, broken, stuck or damaged and screw removal; easily to extract the embedded, rusted and painted-over screws and bolts. 【Powerful and Robust Function】: Your screw removal tool is designed with deep spiral grooves that create a powerful grip to precisely retrieve broken screws. Think of a screw remover that works in seconds and requires less power than most. 【Premium Quality】: It is made of quality high speed alloy steel, high strengthen and durable, which ensures it is tough enough to easily remove those damaged screws and make your work more efficiently. 【After-Sales Service】: We stand behind all of our items with a 100% product guarantee and promise to give you the best in customer care! If you have any issue about the 1 channel relay module, please contact us by e-mail, we will try our best to reply you within 24 hours. Package List