The optimal ratchet ring spanner 9 mm for DIY enthusiasts and professionals: The 9 mm ratchet ring spanner is made of high-quality chrome-vanadium steel and is ideal for use in the workshop, at home, for hobbies, in the garden, and in professional settings. It combines a wrench and a ratchet in one tool. The ring side features a ratchet function with 72 teeth, making it easier to work in tight spaces. The practical 9 mm ring-open-end wrench with the same key width is perfect for tightening and loosening recessed screws. Technical specifications for the 9 mm double wrench: Material: chrome-vanadium steel, key width: 9 mm, length: 150 mm, width: 19 mm, height: 4.8 mm, weight: 0.0431 kg. More information about the SW-Stahl ring wrench with ratchet function: Our ring wrench with integrated ratchet allows for faster screwing without repositioning the wrench. Details about the SW 9 mm open-end ring ratchet wrench from SW-Stahl: finely toothed with 72 teeth, material: chrome-vanadium steel. Delivery includes: 1x SW-Stahl open-end ring ratchet wrench 9 mm.