Features High-Quality Material: Crafted from durable 40CR steel, this drill chuck is quenched and hardened for exceptional wear resistance and a long service life Effortless Operation: The self-locking and self-tightening design allows for easy rotation and secure locking, enhancing your efficiency during projects Easy Disassembly: Featuring a conical and threaded hole connection, this drill chuck simplifies disassembly, making it convenient for quick bit changes Versatile Compatibility: Ideal for use with small bench drills and electric hand drills, this tool effectively clamps various drill bits for diverse applications Comfortable Grip: The drill chuck boasts a premium metal texture, ensuring a comfortable and secure grip for effortless clamping during use Features: 1、The drill chuck is made of high？quality material, quenched and hardened, wear？resistant and with long service life. 2、Self？locking and self？tightening function makes the drill chuck easy to rotate and lock. 3、Conical hole and threaded hole are connected, which makes the drill chuck easy to disassemble. 4、Widely applied to small bench drill and electric hand drill for clamping drill bits. 5、The drill chuck posses good metal texture and comfortable , easy to clamp. Specification: Item Type: Drill Chuck Model: 1-16B16 Material: 40CR Applicable Scene: Small Bench Drill Or Electric Hand Drill Clamping Drill Diameter: Approx. 1-16mm / 0.04-0.63in Purpose: Clamping The Drill Bit Package List: 1 x Drill Chuck Package List 1 x Drill Chuck