写实3D渲染，老旧木工手锯，深棕色做旧实木手柄带有镂空指孔，表面有清晰磨损划痕，两颗黄铜铆钉固定手柄与锯片，长条形钢制锯片布满锈迹与使用磨损痕迹，锯齿分布在锯片下边缘，锯片远离手柄的末端带有圆形穿孔，手锯倾斜放置在纯深灰色哑光背景上，柔和侧上方打光，锯片投射出浅淡阴影，突出老旧质感，微距全景构图，1:1画幅。

Realistic 3D rendered aged woodworking hand saw, dark brown distressed solid wood handle with hollow finger hole, clear wear scratches on surface, two brass rivets fixing the handle and saw blade, long strip steel saw blade covered with rust and use wear marks, serrations on lower edge of blade, circular perforation at the end of blade far from handle, the hand saw is tilted on pure dark gray matte background, soft light from upper side, light shadow cast by saw blade, highlighting aged texture, macro panoramic composition, 1:1 aspect ratio.