2 in 1 double head design: This universally drill chucks wrench two different size of heads 12.7mm and 17.5mm suitable for various drill chucks Get perfect adaptation without switching tool Efficient ratchets function: The builtin ratchets mechanism is to quickly tighten or loosen the drill chucks, improving work efficiency Suitable for most electric drills and tool, easy to switching drill bit, faster speed Reversible ratchets switching: The forward and reverse ratchets functions can be easily switched between forward and reverse directions This bidirectional function ensures smooth operations when loosening or tightening the drill chucks Wear resistant and steel structure: This drill chucks ratchets wrench is crafted from steel, with excellent wear resistance and durability The antislip handle provide a firm and comfortable grip, making operations safe and Multifunctional and tool replacement: Whether for daily maintenance or professional use, this 2 in 1 drill chucks wrench is essential accessory Save time, reduce hassle, and improve accuracy during tool changes, Manufacturer: Oxxggkao