K Kwokker 22 Pcs Damaged Screw Extractor Set Broken Bolt Stripped Screw Extractors for Screws Remover Set All-Purpose Screwdriver Bits with Magnetic Extension Bit Holder & Socket Adapt

Description

Feature: - Use the electric drill with the speed changeable in the opposite direction. - First make sure that the workpiece is safe and will not be moved when using the extractor. - Select a screw extractor that is thinner than the damaged screw head. Drill a deep enough hole in the middle of the screw head with one end of the drill head. - Reverse the screw extractor and turn it counterclockwise into the damaged screw until the damaged screw is released.How to Use the Screw Extractor? 1. At firstly,the size of #6 - #10 needs to be installed in the socket adapter and then attach it to the extension bit holder,the other sizes can be attached to the extension bit holder directly. 2. Use the drill(Dr) bit to drill a hole in broken screws . 3. Change to use the extract (EX)bit with the same size .4. Reverse use the drill and take out the broken bit.Specification: Material:High-Speed Steel 4241; Suitable for general sizes and all kinds of broken bits; Size:Dr#1, #2, #3, #4,#5, #6,#7,#8,#9,#10 Ex #1, #2, #3, #4,#5, #6,#7,#8,#9,#10 ;Package Includes: 20 x damaged screw extractor; 1 x Magnetic Extension Bit Holder ; 1 x Socket Adapter; Note: 1.Must drill a hole first when the break screw surface is smooth. Otherwise the drill bit will slip.2.Must be vertical and low speed when drilling, reverse use this bit, drill the first hole deeper will easier to take out. 3.It is best.