High Quality: The screw extractor is made of high-quality high-speed steel with high hardness and durability Wide Compatibility: Screw Extractor Set includes 10 drills, 10 extractors, 1 extension drill stand and 1 socket adapter with magnetic to hold the drill or extractor in place. Works with any size screw or . EASY TO : The stripping screw extractor kit includes two extended drill bit holders. It can be removed in without changing the extractor or adjusting the collet. Tips: an electric drill to remove screws at low speed to avoid injury. Portable and Beautifully Packed: A small kit is included to make you 't lose any of . Colour:silver Material:high speed steel Package Contents: 1 x Screw Extractor Kit Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.