快削空心銅管●棒,鍛造空心銅管●棒,空心內徑、外徑異型管,異型棒材
環保空心銅管●棒,無鉛空心銅管
Free cutting brass bars and tubes, forging cutting brass bars and tubes, multi-purpose bars and tubes, shaped brass bars, Eco-friendly brass bars and tubes, and lead-free brass bars and tubes.
CHUN-YIH-PRODUCTS