日本SK新泻精机进口钢制针规套装间隔0.010mm AA-3A,AA-3B,AA-4A,AA-4B,AA-5A,AA-5B,AA-6A,AA-6B AA-3A,AA-3B,AA-4A,AA-4B,AA-5A,AA-5B,AA-6A,AA-6B 深圳市奥莱德精密仪器有限公司