A quarter has 119 grooves, or reeds. The grooves are used as an anti-counterfeiting strategy.
A router is commonly used to cut grooves in wood.
There are many different types of beetles with grooved backs, and they use them for different purposes. In some diving beetles, for example, the grooves aid in their swimming ability. Some desert dwellers such as species of Tenebrionidae beetles use the grooves to collect moisture.
It dates back to the late 18th and early 19th centuries when mechanical presses were used. The number of grooves was chosen based partly on how easy it was to create dies for those denominations.
I used a small screwdriver to turn the whole back plate counterclockwise. There are six grooves on the back plate. Just pick one and turn it with the screwdriver.
The term used to indicate the cerebrum's grooves is "sulci."
Deep grooves on a starfish's surface, known as ambulacral grooves, contain tube feet used for movement, feeding, and respiration. These grooves are part of the starfish's water vascular system, which helps circulate water throughout its body.
Used with a router to make detail grooves, normally round bottomed.
A chisel
A Granton Edge or kullenschiff edge
I think it's what they used back then for "again" ----
To put grooves in wood, you can use tools like a router, table saw, or chisel. These tools can be used to cut channels or indentations into the surface of the wood, creating grooves for decorative or functional purposes. Be sure to practice proper safety precautions and techniques when using these tools.