1、Made of high quality material, reliable, rust proof and durable in use 2、Professional design with beautiful appearance, a necessary accessory 3、Fine and exquisite workmanship ensures its long service life 4、Double head and dual use design, more convenient and practical to use 5、It features stable performance, long service life and high reliability Features: Made of high quality material, reliable, rust proof and durable in use. Professional design with beautiful appearance, a necessary accessory. Fine and exquisite workmanship ensures its long service life. Double head and dual use design, more convenient and practical to use. It features stable performance, long service life and high reliability. Specification: Condition: 100% Brand New Material: 45# Steel, Plastic, Rubber Key Diameter: Small Head: Approx. 12.7mm / 0.5in Large Head: Approx. 17.5mm / 0.7in Product Size: Approx. 150*45 mm / 5.9*1.8 in Weight: Approx. 105g / 3.7 oz Package list: 1 * Drill Chuck Key Wrench