Dual-Jaw Design ：This vise features two jaws in one:a classic flat jaw for securely holding standard;regular-shaped objects;a fractal jaw that automatically adapts to irregular;round;or uneven shapes—without manual adjustment Application: Widely used in industry Stable：The fractal structure applies force at multiple contact points; reducing stress concentration and providing a stable Compact：This mini vise clamp is portable and no assembly required After-sales service support: If you have any questions； I will answer them as soon as possible, Manufacturer: COIKIPOLKG