Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si characteristic These unloader tools can be driven by metric wrenches or sockets for quick work. This is a 10-piece nut remover kit, which is suitable for removing all kinds of damaged, peeled, rusted or painted fasteners (screws/nuts/bolts). Can be used with combination wrench, adjustable wrench, pliers, or socket. It can be used for automobile parts, tram parts, screws and other parts, so the machine can be used normally. describe Name: Broken nut extractor set Specification: 9mm/10mm/11mm/12mm/13mm/14mm/15mm/16mm/17mm/19mm. Material: -V color: Black Quantity: 10pcs/set The reverse spiral groove design provides maximum grip. Package Contents: 1 x Broken nut extractor set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.