100% new and high quality. cut teeth positive grip, remove circular or damaged bolts. Can be driven with a metric spanner or socket. Remove the nut is ten sets of different sizes suitable for damaged, rusted nut , this is taken as unscrew screws, nuts and the important conducting stabilization tool. Item Type: Damaged Nut Extractors System: metric system Remove No.: #1/2/3/4/5/6/7/8/9/10 Fits Hex Size: 9/10/11/12/13/14/15/16/17/19mm Outside Hex Size: 16/16/19/19/19/22/22/25/25/27mm Net Weight: 300g/10.6oz Type: Indexable Drill Bit DIY Supplies: Metalworking Number: Deburring External Chamfer Too : Metal Drilling colour:black Material:Metal Package Contents: 10 * Extractor 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.