الاجهزه الالكترونيات الامريكية قد تحتاج الى محمول فولت من ١١٠ الى ٢٢٠.قد تحتاج إلى محول كهرباء
مميزات خاصة
[SIZE] - The set includes 10pcs of diamond twist drill bits: 0.8mm, 1mm, 1.2mm, 1.5mm, 1.8mm 2mm, 2.5mm, 3mm, 3.5mm and 4mm
[MATERIAL] - Diamond coated high-speed steel(HSS) is made by spiral technology, has both toughness and hardness, is not easy to break. The drill bit is sharp and is easy for chip removal
[APPLICABLE MACHINE] - Widely used in rotary tools such as hand drills, drill press, flex shafts, bench drill, and hanging mill
[APPLICATION] - Suitable for drilling small holes on glass, metal, seashells, jade, pearls, marble, stones, drywall, and so on. Due to the different hardness of the material, the effect is also different
[NOTICE] - When drilling, it is necessary to add cutting fluid in time to lubricate and cool down, which can get a better drilling hole wall, extends the service life and drilling accuracy