Easy to Use: With double pinion design, the hand drill is smooth and flexible to use and will not get stuck. Since the tool can rotate in both directions with two pinions, less force is required when using it. Top Safety Performance: If the hand drill is installed correctly, the chuck will be firmly connected to the shaft. The precision jaws firmly hold the drill bit during use, avoiding accidental breakage and providing safety. Wide Range of Applications: Perfect for wood, bamboo, brass, aluminum, plastic, PVC, acrylic, fiberglass board, circuit board, etc. Easy to Install: When installing the chuck and drill bit, you only need to turn and tighten. The chuck wrench helps you easily rotate the upper part of the chuck to change the drill bit. Full Set of Accessories: Comes with drill bits of different sizes ((0.8-1.0-1.2-1.5-1.8-2.0-2.2-2.5-2.8-3.0 mm) to meet various requirements.