Types of cordless drills and how to choose buy cordless drills.

Cordless drill or battery drill It is a mechanic's tool for drilling work. Whether used for drilling wood, metal, ceramic drilling, aluminum drilling, etc., and also acting as a screwdriver for tightening nuts and screws in the work of a cordless drill. It relies on the electrical energy stored in the battery for use. There is no need for annoying electrical wires. And with its function and appearance similar to an electric drill. So many people are confused that they are the same type. However, people who are still hesitating whether to buy a cordless drill or not. Today, let‘s get to know the cordless drill even more. So you can choose to use the cordless drill properly!

Electric drill VS cordless drill - what‘s the difference?

Electric drill : This is a drill that uses energy directly from the home’s electricity. There will be a wire connecting the drill to the power plug. If used in a certain point that doesn‘t need to be moved often, it is considered an excellent answer. But if used at various work sites or outside the area It may not be very convenient.
Cordless drill : It is a drill that does not need to be plugged in while in use. It is easy to carry. You can pick it up and use it whenever you want to use it. Then asked where the electricity came from. It comes from the battery in the drill itself. If the battery dies, just charge it to get back to working as usual. It is considered a long-lasting device. And is popular today because it is convenient to use. But the weight will be more than an electric drill. Because there is a battery including less torque and power than wired models and may encounter problems in continuous use if the battery runs out.

Types of cordless drills

Cordless Drill : Is mainly used to drill holes. Or drive screws into materials such as wood, metal, aluminum, plastic. It is considered the best size and smallest drill.
Cordless Hammer Drill : Features are no different from normal ones. But what has been added is the function of setting the impact mode. Makes it possible to drill into hard materials such as bricks or cement.
Cordless Rotary Drill : Suitable for professional work or heavy work with the hammering mechanism of this type of drill that provides more power than an impact drill. Therefore, it responds well to heavy workloads. Such as drilling steel, drilling concrete, etc. Most rotary drills have 3 working modes, including normal drilling mode. Hammer drill mode and drilling mode The drilling mode is a very high impact mode. Suitable for chiseling cement

What are the main components of a cordless drill?

Drill bits : Are shaped like steel with a fairly long handle. The tip looks like a spiral. There are many types according to their utility. Acts like a nail driven into surface to create the desired holes.
Drill chuck : Is a tool for holding the drill bit. The tip has many shapes, such as three-pointed, four-pointed, both hand-cranked. and the type that requires using champa as well The champa is a device that must work with the drill chuck. Its duty is to help tighten the drill chuck. Hold the drill bit more firmly.
Drilling machine body : You should choose a design that has a handle that fits comfortably in your hand. for flexible use
Battery : is the power source of the machine. Store electricity so the machine can work. There are two main types of batteries:

Nickel batteries : They are heavy. The battery must be completely drained before it can be charged. Otherwise the battery will remember. When charging again, the charge capacity will be less than before. When the battery starts to run out of power, it will also drop. Makes the work unstable
Lithium-ion batteries : Lighter than nickel batteries. No matter how many percent of the battery is left, it can be used with the same power as before. Plus, you don't have to let the battery run out first and then charge it. But to prevent battery deterioration Do not let the battery remain below 30%.

How to choose a cordless drill without making mistakes?

Choose from the type of work : tightening nuts, screws, or general material drilling. Choose a simple cordless drill. If you increase the advancement in drilling. Or use it to drill bricks or cement, choose a cordless drill. But if it is work that looks like it will require a lot of physical exertion. Choose a cordless rotary drill.
Volt : Most cordless drills are rated in volts (V), and cordless drills generally range from 12V to 20V. The lower the voltage, the less power they produce. For general use within the home, you should choose a volt power of about 12-18V which is sufficient. If you don‘t know how much power to choose? Examine yourself whether you will use it for heavy or light work. If it is light work like assembling furniture. or replace the hinges Choosing a low power is enough. But if the work is heavy It is recommended to choose a high power for efficiency in work.
Battery : as I said before, Cordless drills have two types of batteries. You should choose the one that suits your use. Including a spare battery is an item that should not be overlooked. To make your work smooth.

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