The bore brush comes with quality wires, which is durable and lasts for a long time without losing out on its functionality, providing more convenience for you. Designed with the appropriate length as well as the diameter that provides easy access to narrow holes, so they have a wide array of applications. Features - Color: Golden+silver. - Material: Copper. - Size: 11.80X1.50X1.50cm/4.64X0.59X0.59in. - Diameter Size: 8mm, 10mm, 12mm, 15mm, 17mm, 19mm. - These bore with handle are include enough quantity, which can meet your needs, and suitable replacement for traditional hand wire . - The wire cleaning brush is designed for easy access into narrow holes and confined areas. - Can be applied for ports, tubes, bearings, cylinders or other narrow clean up requirements. - You just need paste one of the on the included handle to bore out rust or dirt. - It can also use on any power , which can provide you with effective cleaning. Package list: 6 x Bore