【Durable Material】 This drill chuck adapter is made of carbon steel and plastic head, durable and sturdy, lightweight and easy to carry.【Powerful Function】 The tool's drill chuck adopts a standard drill bit from 0.8mm to 10mm. A maximum torque of 25N/M and a maximum speed of 1500 R/MIN.【Easy to Use】 This angle screwdriver bit is easy to install and use, the screwdriver handle is very stable.【Extension Chuck】 90° extension right angle chuck, it can work in hard-to-reach places, it is a practical accessory.【Universal Application】 The 8mm hex shank of the elbow drill chuck is suitable for most standard drills: hand drills, electric drills, polishing equipment, etc.