The Vevor 3-jaw self-centering lathe chuck is designed for precise, stable clamping on wood and metal lathes. Made from HT300 material, it offers durable performance with hardened jaws and a reliable self-centering function that reduces setup time. Its reversible jaws support both internal and external clamping for a wider range of workpieces. The compact 3" size fits many lathe applications while helping improve machining efficiency. A T-shaped tool and fixing screws are included for straightforward installation and operation.