Drills are very useful tools, commonly used in woodworking, metalworking, DIY projects and construction. These days, there are many types of drills for any situation. But who invented the first drills? This article will answer exactly that question and also look at five interesting facts about different types of drills.
Who Invented the Drill
The earliest drills date back to the Harappans and Egyptians. Obviously, these drill were not electric! The Harappans and Egyptians used bow drills for both woodworking and dentistry. They were carved so that one end would have minimum friction and the other end maximum friction when turned. With enough pressure and speed, the dust would ignite and drilling would be achieved. The first electric drill is credited as being invented by Arthur James Arnot in 1889. The first portable electric drill was invented by William Fein six year later, in 1895. So now you know who invented the first drills and who invented electric drills. Now let’s look at those five cool facts about drills.
Five Interesting Facts about Drills
Fact 1: The hammer drill is similar to a standard electric drill. It simply uses a hammer action to drill masonry.
Fact 2: Cordless drills utilize rechargeable batteries to allow the drill to be used far from an electricity point. They generally have very short charging times, but fairly long running times.
Fact 3: Oil wells, water wells and holes for geothermal heating are created with very large drill rigs that can be up to 100 foot high. Drilling rigs are also used to bore holes in the earth to look for and obtain oil and water.
Fact 4: Drill presses are mounted or bolted to the floor. They require must less effort to drill than standard electrical drills.
Fact 5: Mill drills are usually preferred over milling machines as they are lighter, smaller and fairly inexpensive.