Parts of a Rock Drill
Regardless of the industry, all types of rock drills have a standard design that is essentially a combination of replaceable attachments. The most significant parts of a standard rock drill include the following: · Drill bit : This is the tip of the rock drill that first makes contact with the ground during a boring operation. · Drill stem : This is the long frame that penetrates the ground during boring whose end houses the drill bit. · Drill rod : This is the hollow part of the drill stem that connects the motor of the rig to the drill bit. The drill rod is also responsible for transferring the cutting force to the drill bit to enable the rock drill to penetrate into the ground. · Carbide bits : These are special types of drill bits used in rotary and percussive drilling ...

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