You might be undertaking a construction or manufacturing project and want to finish it with accuracy. If you do not own the correct drilling tool, you cannot attain the desired. Different drilling needs demand various kinds of drill bits. Choosing the right hole type at the right place is not adequate. The difficulty you face in the drilling process will be another major concern.
You need to first think of what you are drilling before deciding upon a bit. Many drill bits can quickly cut soft stuff. But, hard materials need some particular drill bits to achieve the desired results. Some drills are cheap and drill quite fast while others are popular for their precision level.
Particular coatings or materials are used in designing drill bits for use in drilling holes. In addition to these, the bit size and angle of the tip are also important when it comes to finding the appropriate type of cutting tool for their requirements.
We will commence with outlining details concerning the materials. In the event that you wish to drill into softwood, then you need to buy a bit that’s manufactured from low-carbon steel. You can obtain the desired results on hardwoods in the event you utilize high-carbon steel. However, both kinds of bits need routine sharpening after using them a couple of times. High-speed steel bits are regarded as ideal for drilling into soft metals. These bits endure the heat quite well and are efficient at high temperature.
On the other hand, cobalt bits can serve industrial purposes well with their quick and high heat-resistant capability. Different materials such as stainless steel, aluminum, stainless steel and other metals that are tough can be drilled quite well by these drills. Nonetheless, you have to be cautious as you drill this material as it’s brittle and stiff. Therefore, it may crack if an individual does not work with all the much-needed caution. Attempt to keep a balanced speed to get precise results without causing any harm.
The carbide tipped bit is the best drill bit for cutting metals which are harder efficiently. These bits can drill through treated concrete and stones quite easily, and they will serve you for years to come.
When it comes to the coating, the black-oxide is the main coating used on the bits. It is quite useful in increasing the durability and life of any drill bit.
You will also note that bits which are coated with titanium are tougher and more durable than the simple ones. The coating reduces the friction which aids the drills in creating more accurate holes.
You should drill quickly in hard materials and slowly in soft materials while adjusting the speed going by how deep the hole is.