The optimal ratchet ring spanner 21 mm for DIY enthusiasts and professionals: The 21 mm ratchet ring spanner is made from high-quality chrome vanadium and is ideal for work in the workshop, at home, during 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 21 mm ring-open-end wrench with the same wrench size is perfect for tightening and loosening recessed screws. Technical specifications for the 21 mm double wrench: Material: chrome vanadium steel, wrench size: 21 mm, length: 290 mm, width: 46 mm, height: 8.6 mm, weight: 0.323 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 21 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 21 mm.