大力钳/锁紧钳3D线框模型

单体浅灰白色3D线框模型风格的大力钳/锁紧钳，垂直居中置于纯白背景，弧形上颚带锯齿夹口，下颚与上颚微张，枢轴处有圆形铆钉与调节螺钉，中部有释放拨杆，两条细长手柄向下延伸且末端略收，表面覆盖细密四边面拓扑网格线与浅灰阴影，无人物无环境，正面略侧视角，全景完整展示，柔和均匀白光，竖幅长画幅。

A single light gray-white 3D wireframe model of locking pliers, centered vertically on a pure white background, curved serrated upper jaw slightly open from the lower jaw, circular pivot rivet and adjustment screw at the pivot, release lever in the middle, two long slim handles extending downward with slightly tapered ends, fine quad topology mesh lines and soft gray shading across the surface, no people and no environment, frontal slightly angled view, full object display, soft even white lighting, tall portrait aspect ratio.