สำหรับเครื่องมือพิเศษสำหรับซ่อมนาฬิกา แหนบทองเหลือง แหนบป้องกันแม่เหล็กที่มีความแม่นยำสูง แหนบปลายแหลมขัดเงาด้วยมือ

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