الاجهزه الالكترونيات الامريكية قد تحتاج الى محمول فولت من ١١٠ الى ٢٢٠.قد تحتاج إلى محول كهرباء
وصف
23/64" Cobalt Drill Bit, 135 Degree Split Point to Minimize Walking", 8% Cobalt for Added Heat and Abrasion Resistance, Heavy Duty Web Construction for Strength and Durability, for Drilling Heavy Duty Metal Including Abrasive Heavy duty, metal alloy drilling into hardened steel, cast iron and stainless steel, carded.