Features High quality. Made from chrome vanadium steel for durability and long life. The surface of each adapter is refined by sandblasting, which ensures corrosion resistance. There are five adapters of different sizes available. Common size combinations multiply the range and performance of many power tools Features:1. 100% brand new and high quality.2. Made of chrome vanadium steel for durability and long service life.3. The surface of each adapter is machined by blasting to ensure corrosion resistance.4. There are five adapters of different sizes for you.5. Common size combinations multiply the range and performance of many power tools. Specification:Condition:100% Brand NewItem Type:Power Tool AccessoriesMaterial:Chrome Vanadium Steel 6150Weight Approx. 171 g / 6.0 oz. Size: approx. Size#16*61mm/0.2*2.4in#210 x 61mm#313 * 61mm/0.5 * 2.4in#410 x 60mm#510*12*60mm/0.4*0.5*2.4in Package list: 5-piece accessory for power tools Package List