Question

What is the motion of drill bit​

Answer 1

The drill bit is usually a rotary cutting tool, often multi-point. ... In rock drilling, the hole is usually not made through a circular cutting motion, though the bit is usually rotated. Instead, the hole is usually made by hammering a drill bit into the hole with quickly repeated short movements.

Step-by-step explanation:

Answer 2

The drill bit is usually a rotary cutting tool, often multi point.… And rock drilling, the hole is usually not made to a circular cutting motion, though the bed is usually rotated. Instead, the hole is usually made by hammering a drillbit into the hole with quickly repeated short movements.