Carbide-tipped and titanium nitride drill bits are excellent but could lose much of their effectiveness if you sharpen them. If you will be using your drill for multiple big projects, you might need to hand-sharpen it at some point. This includes the material are you drilling and whether it requires a drill bit with strength, precision, or a specific task such as making holes for cabinet hinges. Carbide drill bits are the strongest type but they are also the most expensive.Ĭonsider the specific task you need the bit for when choosing one. Titanium nitride-coated drill bits are tough, but cobalt is tougher. With the numerous drill bits to choose from, it can be difficult to decide on the right one for the job. You can buy them in a few sizes and they’re great when working with tough materials at super high speeds. Mars-Tool makes some of the best carbide drill bits you can get. These drill bits are developed specifically for the most difficult and demanding materials. Removing any debris will prevent it from becoming trapped and causing the bit to overheat.Ĭarbide is used in the toughest drill bits. Clean your drill bits regularly during use.If the bit spins the wrong way, it could overheat and dull. When drilling metal, apply lubrication fluid such as water or cutting fluid.Make sure the drill bit is in the center of the chuck and straight.Apply pressure to the drill bit in a straight line.Larger drill bits transfer considerable force to the drill.Masonry bits get hot, so they need to be cooled regularly to avoid shortening their lifespan. Keep a jug of cold water nearby when you drill.Some drill bits will dull with prolonged hammer use, and some materials might break. Know when you should and shouldn’t use the hammer action.This means you won’t choose the wrong bit for the task. Store your drill bits in a dry location or moisture will eventually cause them to rust.Using too little pressure means the drill bit won’t bite through the material. With too much pressure, the drill might skew to one side or become broken. Apply the correct amount of pressure when drilling.Soft materials can be drilled at faster speeds.
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