Optimal 13 mm open-end wrench with SW steel Pro Drive profile for DIY enthusiasts and professionals: The 13 mm wrench is made of high-quality chrome vanadium and is ideal for work in the workshop, at home, for hobbies, in the garden, and in professional settings. This practical 13 mm ring-open-end wrench features the same wrench sizes for tightening and loosening recessed screws. Additionally, the angled ring-open-end wrench has a slim design and narrow heads, ensuring minimal space requirements. For the 13 mm open-end wrench, the 15° angled wrench heads create an optimal working angle for power transmission, making tasks easier. Our 13 mm ring wrench has a specially recessed wave profile that prevents slipping or stripping of screws. It also allows for easy tightening and loosening of screws outside of tolerance. Information about the 13 mm double wrench: The optimally distributed power transmission generates higher torque by up to 20%. This increased contact area ensures secure torque transmission. Technical specifications: Width: 30 mm / Weight: 0.073 kg / Height: 8 mm / DIN 3113 B / Length: 178 mm.