WOIYIC Universal Self-Tightening Chuck, SDS Adapter, Quick-Release Self-Tightening Chuck 2-13 mm, Heavy-Duty Professional Chuck 1/2-20UNF, Keyless Drill

【High-Quality Material】The quick-release drill chuck is made of high-quality plastic and chrome vanadium steel, offering high hardness, durability, strength, wear resistance, rust resistance, and a long service life. 【Easy to Install】This keyless chuck converter can easily convert an electric screwdriver into a drill or grinder. Easily lock and unlock the drill bit without needing a key. Simply click the chuck into the impact drill; small and portable, it improves work efficiency. 【Not easy to loosen】Special jaw treatment with good abrasion resistance. The keyed chuck has built-in anti-thrust bearings that convert the torque applied by hand into excellent grip and prevent loosening caused by strong vibrations. 【Multifunctional drill chuck】1 drill chuck + 1 air set adapter; the keyless operation of the drill chuck allows for easy use and quick tightening of the drill. This not only saves time but also contributes to safety when tightening round and hexagonal drill bits in the chuck.