This angle device can withstand a maximum torque of 25N·m and a maximum speed of 1500 rpm. When using a drill to work in a narrow space, this product can allow the power of the electric drill to rotate 90 degrees to the space you want to operate to complete the drilling operation. Corner handle: Hexagonal handle. Made of high-quality aluminum material, durable. It is a necessary helper for your work. Specification: Material: Aluminum Drill chuck clamping range: iron chuck 1-10mm/0.04-0.39inch. The model of plastic chuck is 0.8-10mm/0.03-0.39inch. Product weight: iron chuck model 490g, plastic chuck model 460g. Size Chart: Iron Chuck: 10.8x15.5cm/4.25x6.10inch Plastic Chuck: 10.2x15.5cm/4.02x6.10inch Package Includes: 1 Piece 90 Degree Angle Drill Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!