Key benefits 180 degree rotatable ratchet head enables forward operation from different spatial angles, making access easier in tight spaces. Replaceable head design allows quick switching to the required socket size with the press of a button, for versatile performance. Wide compatibility with common metric sizes and head lengths, expanding usability across many bolts and fasteners. Chromevanadium steel construction with chrome plating delivers hardness, torque, and good toughness for reliable use. Specifications Handle length: approximately 149 mm Handle thickness: 6.6 mm Ratchet head lengths: 52, 52, 52.5, 56, 56.5, 58, 68, 73 mm Ratchet head diameters: 9, 10, 11, 12, 13, 14, 17, 19 mm Features 180degree rotating ratchet head for flexible orientation and easy access Pressbutton release for straightforward interchangeable head changes Durable chromevanadium steel with chrome plating for hardness, torque, and toughness Use scenarios Bicycle maintenance in confined spaces, such as under frames or near wheels Automotive where bolts are hard to reach or require reorientation during tightening or loosening Furniture assembly or appliance installation in tight corners where space is limited and multiple socket sizes are needed