Description: Twist extractors to remove broken bolts and nuts. This precision kit allows you to extract hexagonal bolts which are corroded or seized and need to be removed without damaging the casing or thread. Made from Cr-Mo hardened steel for maximum durability. Can be driven with a metric spanner or socket. Sizes: 9x16mm/ 10x16mm / 11x17mm / 12x19mm / 13x19mm / 14x24mm / 15x22mm / 16x24mm / 17x24mm/ 19x27mm. Specification: Size(LxWxH): approx. 175x85x35cm/6.89x3.35x1.38inch Package Includes: 1 Piece Damaged Nut Bolt Extractor Kit