Drills are usually used in metalworking, woodworking and in constructions. It is important to choose the best drills with great quality. The allied drills are a recommended drill for multi-purpose use. The allied drills are manufactured by the Allied Machine and Engineering Corporation. They have been manufacturing allied drills for the past 30 years which makes their product very competitive in the market.
There are also customized or specifically designed drills which can be used in medical operations, space missions and other extreme applications. Drills have different power and capacity and there is a wide range of variety in drill characteristics.
There are different types of drills. There are those that are run manually while others need electricity to be functional. There are also those that use compressed air to be powered up and there a few that is driven by a combustion engine such as the drilling augers. Hammer drills or drills that come with a percussive action are commonly used in boring holes in hard materials. This is used in masonry or rock boring. Another type of drill is the drilling rigs which are used to make holes in the earth’s surface in order to harness water and oil. Gigantic drilling rigs are used in boring holes for geothermal heat collection.
Let us take a closer look at the different types of drills:
- Hand drills. The usage of hand drills dates back centuries before. Among the different hand drills are the bow drill, gimlet, brace and bit, eggbeater drill, breast drill, push drill and the pin chuck drill.
- Corded drill. The corded drill is also known as the pistol grip drill. The pistol grip drill is the most common type of drill that is widely used today. This has been devised into different variations in order to be more efficient depending on the need. The universal motor is often used in corded drills since it has very high power.
- Hammer drill. The hammer drill looks like the common type of electric drill. The major difference is that the hammer drill needs a hammering action since it is used in drilling masonry. The hammering action of the drill can be switched on or off as to the need requirement. The input power of hammer drills is rated between 600 and 1200 watts.
- Cordless drill. The cordless drill is a kind of electric drill that uses batteries which are rechargeable. The cordless drill has strikingly similar features to AC powered drills. This type of drill have clutch which helps in placing the screws into different substrates without damaging them. The new technological advancements paved way to more effective battery innovations which allow more time in drilling.