VERSATILE SET: The Performance Tool W80277 T-Handle Allen Wrench Set includes 10 pieces of SAE & Metric wrenches, covering all your basic needs. DURABLE CONSTRUCTION: The wrenches are made of heat-treated alloy steel shafts, ensuring they will last for a long time. EASY TO USE: The high visibility PVC T-handles are comfortable to grip and provide added torque, making it easy to use the wrenches. COLOR CODED: The SAE wrenches are orange and the Metric wrenches are green, making it easy to identify the right size for the job. BONUS STORAGE TRAY: The set includes a bonus storage tray that can be mounted on a wall or bench, keeping the wrenches organized and easily accessible.