简约风螺丝钉五金实物商业照片

Galvanized silver cross countersunk self-tapping screw, 45-degree low-angle close-up, clear cross recess on head, complete spiral thread, conical tip, high reflective metallic texture, pure white minimalist background, shadowless studio soft lighting, fine metal brushed grain, 8K ultra HD hardware still life, clutter-free, distinct metal highlight layers, standard industrial part product shot