Description Very easy to use: you can use it to quickly and easily remove the screws, nails. The special tool to remove the wooden wood screws on the head is broken, the bolts give a head perforated wood screw and easy to use another head screw. Contractors, carpenters, handymen can use it and work on their own, for any size of screw or screw. Insert the drill bit directly or quickly replace the for chuck finishing polishing, the end of the polishing tool into a damaged screw, and slowly clean the inside of the screw until it is even. The final polishing tool should not be used for drilling. Remove the final polishing of the mandrel, fin tool, replace the final antidandruff now displayed, keep the reverse setting (to the left), place the end of the remover on the now smooth head of the screw, apply pressure, The lowest energy level is applied to the hand drill and the tip remover will be screwed into the screw head and removed. Specification Material: steel, plastic box. Color: as the picture shows. Number of packages: 4. Scope of application: DIY, household. Standard: six sides. Note There might be a bit color distortions due to different computer resolutions. Please allow 1-3mm error due to manual measurement, make sure you do not mind before you bid. Package included: 1 set * screw extractor(4pcs).