Multi Size Integrated Design: This wrench combines 17 / 18 / 24 / 27mm openings in a tool, fitting oxygen, CO2, and other cylinder valving Eliminates the need for multiple wrenches, perfect for welding and cutting tasks Compact and Portable: Light weight (265g) and (25x6x0.5cm) for easy storage in tool bags or belt carry Ideal for both workshop stations and mobile welding operations, ensuring quick cylinder handling Ergonomic Levers Design: 25cm long levers reduces hand fatigue during prolonged use Contoured openings distribute force evenly, protecting valving threads during tightening or loosening High Strength Carbon Steel Construction: Made from thickened carbon steel with black anti rust coating and 5mm thickness Ensures stable torques transfer, not slipping or chipping, even in harsh work environments Versatile Square Interfaces: Features a middle square slot for attaching leverage rod to loosen stuck valving Also works with torches, regulators, and hose fittings, enhancing practicality for welding setups, Manufacturer: Xjdzineq