- Purpose-built regulator key: Stainless steel wrench designed specifically for opening and adjusting cylinder valves. Works with oxygen tanks and other cylinders common in outdoor and industrial settings, giving you a single tool for valve access and regulator adjustments. - Why you need it: Provides a secure fit and positive leverage for valve turning so you can open, close, or fine-tune cylinders quickly and safely. Eliminates awkward improvised tools and reduces the risk of slipping or damaging valve fittings. - Durable stainless steel construction: Crafted from resistant stainless steel to withstand frequent use in a variety of environments. Built for reliable, long-term performance when you need a dependable tool on the job or in the field. - Compact and portable: Weighs only 2.2 ounces and slips easily into toolboxes, gear bags, or backpacks. Small footprint makes it convenient to carry for camping, emergency kits, or professional tool sets. - Ergonomic handle for better control: Thoughtful handle shape provides a comfortable grip for effortless turning, reducing hand strain and improving control when tightening or loosening cylinder valves. - Practical performance: Solid construction and ergonomic design combine to deliver consistent torque and handling during repeated adjustments, so tasks are faster and safer. Use scenarios - Camping and outdoor trips: Keep it in your pack to open or adjust portable cylinders while camping or backpacking. - Preparedness and emergency kits: Compact, reliable tool for adjusting oxygen tanks or other cylinders in first-aid and emergency preparedness kits. - Professional and industrial use: Handy for field technicians and maintenance crews who need a portable wrench for cylinder valve adjustments on site. Key attributes at a glance - Function: Opening and adjusting cylinder valves and regulators - Compatibility: Oxygen tanks and other cylinders used in outdoor or industrial applications - Weight: 2.2 ounces for easy portability - Material: Resistant stainless steel for durability - Design: Ergonomic handle for reduced hand strain and improved control