5+1PCS Step Drill Bit Set, High Speed Steel Step Bits with Automatic Center Punch/Aluminum Case, 50 Sizes Titanium Cone Drill Bits Set for Drilling Holes
All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
✿【High Hardness】: The step drill bit is made of high-speed steel and titanium coating, which has high wear resistance, high heat resistance and good toughness. It can reduce friction and oxidation in high-temperature environments and is not easy to fall off.
✿【5+1PCS Bits & 50 Size】: Package includes 5 step drill bits and 1 automatic center punch. There are 50 sizes of step drill bits, with clear numbers marked on the grooves. The precise sizes can meet the drilling needs of different hole diameters.
✿【Quick & Efficient】: The steel step bit has a 118° tip that can decrease friction and pressure, cut quickly and ensure the drill bit is efficient. The automatically locates the center and prevents slipping, and the double-groove design helps to quickly discharge grinding particles and facilitate cleaning.
✿【Portable Storage Box】: Equipped with a metal box, which is hard and sturdy and easy to carry and store. There is foam inside to fix the step drill bit to ensure that it is placed neatly and away from scratching.
✿【Mark & Prevent Slipping】: The automatic center punch has a built-in heavy-duty spring to mark and fix the position before drilling to avoid drill slippage.
✿【Wide Application】: The cone drill bits are suitable for drilling multiple holes in plastic, aluminum, iron, aluminum alloy, brass, and other metals.