Application: Screw removal kits are perfect for tools that require screws to be removed, including wall, wood and metal plate bolts. The screw remover and remover are compatible with most drilling and screwdriver handle tools. Suitable for bolts, machine screws, back cover bolts, wood screws, hex bolts, plate metal screws and other screws.Material: Screw extractor is made of high quality material. This damaged screw extractor set is hard, reusable, efficient, durable and resistant to high temperatures. The ultra-flexible drill extension is made of plastic and can be bent, twisted, and rotated at various angles.Easy to operate: Use this set to remove the damaged screws and bolts, which can be removed in two simple steps. Just use a drill to make holes in the fastener head, and then use a extractor to remove the fastener. Remove the striped screws in a few seconds. Be to run the drill in the reverse direction during this process.Compatible: suitable for general size and various broken drill bits; universal wood suitable for most electric hand drilling.How to use the screw extractor?The size of 6- 10 needs to be installed in the first and then connected to the expansion . (Other sizes can be directly connected to the extension ).Set the drill bit in reverse and always use slow speed.Use a drill () to drill holes in the cracked screw.Place the extractor tip () in the drilled starting hole. Slowly rotate the extractor counterclockwise and press down until you feel the extractor thread bit into the screw head.Turn the drawer slowly to release the screws from the wood, enough to grasp the fixing pliers and remove the surface.Color:silverMaterial:alloy steelSize:133 * 10 * 33cmPackage Contents:10 * drill bits (size from 1- 10)10 * extractors (size from 1- 10)1 * lengthened drill holder1 * short drill holder1 * flexible shaft bitOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.