ALLEN WRENCHES SET: Allen wrenches are the greatest tools for any hobbyist or professional DIY. They are great for working on bikes, furniture, motorcycles, RC cars, machines, vehicles, guns, etc. Tasks such as installing towel bars, tightening door handles, assembling furniture, and adjusting bicycles or shelves - Whether the hobbyist DIY or the professional user, all can benefit from One in FLAT BALL DESIGN These hex wrenches together can easily remove and install most socket cap screws found in cars, furniture, equipment and more. Allow easier access to those hard to reach spaces and make it easy to adjust from all angles. This 30 piece Hex Key set completely covers all hex screws and contains both long and short arm SAE and Metric gauges for unlimited applications around the machine MADE OF HEAT-TREATED STEEL These wrenches are made of High quality chrome vanadium chrome steel and provide years of stability. The precisely sized end is chamfered to slide easily into fasteners, reducing wrench wear and fastener head damage. Hex wrenches are manufactured to BS standards using Chrome-Vanadium steel to withstand harsh working conditions and high levels of force, then heat treated with a chr PRECISION HEXAGONAL KEYS These keys are made of high quality chrome vanadium chrome steel and provide years of stability. The precisely sized end is chamfered to slide easily into fasteners, reducing wrench wear and fastener head damage. Hex wrenches are manufactured to BS standards using Chrome-Vanadium steel to withstand harsh working conditions and high levels of force, then heat treated with a chrome from HOUSING FOLDING STORAGE The hinged storage case opens flat, making it easy to access and remove keys. High visibility sizes marked on the case for quick size selection. Use the hanging hole on the back to hang your keys on your tool shelf or wall or take advantage of the set's compact size and store it anywhere you want - a spare tool drawer or in others larger tool sets. Note: it does not include other things, the color is based on the first picture, and other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!