Features: *100% brand new and high quality *Fast, convenient, disassemble screws, tacks *Speed can be changed in the opposite direction of rotation of the drill in conjunction *1 Set (4pcs) headed remove the screw breakage, also known as double-headed screw extractor decapitated *Uses:special tools for removing the wood in the head has been broken wood screws Specifications: * Material:Steel * Color:As Pictures Show * Dimensions:5cm/2" Package Contents: 4 * Screw Extractor 1 * Storage Box