EFFORTLESSLY: Large-depth spiral twist pattern, suitable for removing rusty hexagon socket screws, high hardness, labor saving. WIDE RANGE OF APPLICATIONS: widely used in construction industry, construction industry auto repair, home maintenance, etc. SUPER TORQUE: Spiral interface for super twist, various specifications can work in different situations, improve work efficiency. HIGH QUALITY MATERIALS: Chromium molybdenum steel forging, general high temperature secondary quenching, more durable, scratch resistant, anti-rust. LONG LASTING: Made of chrome molybdenum steel, corrosion resistant, wear resistant, greatly improving service life, durable and easy to remove damaged nuts. Condition: 100% Brand New Item Type: Socket set for removing nuts Material: chrome-molybdenum steel Color: as pictures shown Socket type: 17mm / 0.67inch, 19mm / 0.75inch, 21mm / 0.83inch, 22mm / 0.87inch Plug Length: Approx. 50mm / 2.0inch Package List: 4 x nut remove socket 1 x crow bar Note: this does not include other things, color is based About the first picture and other pictures only show effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement . Please allow deviation. Thank you!