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2. Hammer drill - Wikipedia

   en.wikipedia.org/wiki/Hammer_drill

   A corded hammer drill next to a drill bit and a chuck key. A hammer drill, also known as a percussion drill or impact drill, is a power tool used chiefly for drilling in hard materials. [1] [2] It is a type of rotary drill with an impact mechanism that generates a hammering motion.

3. Drilling rig - Wikipedia

   en.wikipedia.org/wiki/Drilling_rig

   An automated drill rig (ADR) is an automated full-sized walking land-based drill rig that drills long lateral sections in horizontal wells for the oil and gas industry. [8] ADRs are agile rigs that can move from pad to pad to new well sites faster than other full-sized drilling rigs. Each rig costs about $25 million.

4. Impact driver - Wikipedia

   en.wikipedia.org/wiki/Impact_driver

   A manual impact driver (for use with hammer) with screwdriver bits and adapters. An impact driver is a tool that delivers a strong, sudden rotational force and forward thrust. The force can be delivered either by striking with a hammer in the case of manual impact drivers, or mechanically in the case of powered impact drivers.

5. Drill - Wikipedia

   en.wikipedia.org/wiki/Drill

   Impact drills come in two major types, pneumatic and electric, and vary in size depending on application. Electric impact drills are most often found cordless and are widely used in construction, automobile repair, and fabrication. These electric drills are preferred over the pneumatic driven because of their maneuverability and ease of use ...

6. Amazon's most popular drill just dropped to $99 for the 4th ...

   www.aol.com/lifestyle/amazons-most-popular-drill...

   Amazon's most popular drill just dropped to $99 for the 4th of July: 'Best on the market' Derek Arbogast. June 29, 2022 at 1:56 PM.

7. Rotary hammer - Wikipedia

   en.wikipedia.org/wiki/Rotary_hammer

   Compared to less advanced power units known as hammer drills, rotary hammers tend to be larger and provide a bigger impact force by using a technology called the "electro-pneumatic" (EP) hammering mechanism, because it is powered directly by electricity instead of a separate air compressor. Rotary hammers have two pistons – a drive piston ...