None.
a quarter has 130 grooves.
A quarter has 119 grooves, or reeds. The grooves are used as an anti-counterfeiting strategy.
reedim
There are no "grooves" on a British 1 Penny coin. The edge is not milled.
According to the U.S. Mint, a dime has 118 reeds (grooves).
According to the U.S. Mint, a dime has 118 reeds (grooves).
There are 119 reeds.
A Granton Edge or kullenschiff edge
The original Ping Eye golf clubs had v grooves.
A quarter has 119 grooves on its edge, a dime has one less groove
The grooves are called Reeds. Dimes have 118 of them, Quarters have 119. And Half Dollars have 150.
A dime has 118 grooves