Revolution Fire Fly Dynamic Tuning Device Gearless Ratchet Drum Key Fire Fly Dynamic Tuning Device Gearless Ratchet Drum Key This redesigned Firefly takes all the innovative features of the original firefly, plus offers a wider more ergonomic handle for increased torque and comfort, a smoother and more precise silent ratcheting system, red anodized aluminum handle to help locate in dark settings and is CNC machined with the highest grade materials to ensure long life and durability This redesigned Firefly takes all the innovative features of the original firefly, plus offers a wider more ergonomic handle for increased torque and comfort, a smoother and more precise silent ratcheting system, red anodized aluminum handle to help locate in dark settings and is CNC machined with the highest grade materials to ensure long life and durability