الاجهزه الالكترونيات الامريكية قد تحتاج الى محمول فولت من ١١٠ الى ٢٢٠.قد تحتاج إلى محول كهرباء
وصف
McJ Tools Hole Cutters offer an easy and efficient way to drill larger diameter holes without requiring large drill bits and extra-large chucks. They are manufactured from premium grade high speed steel for long lifespan. Premium HSS Hole Cutters cut a wide range of materials such as steel, cast iron, sheet metal and copper. They also work well with abrasive materials like high density resin and metal plates.