clean, precisely positioned opening that allows the lever and pivoting hardware to work smoothly.
A circular hole is mechanically practical because it distributes stress evenly around the opening.
It also works naturally with a round pin or shaft.
The result is a tiny feature that looks almost decorative but is actually related to the clipper’s construction.
But Not Every Nail Clipper Has the Same Hole
This is important.
Not all nail clippers are designed identically.
Some models have a visible circular opening. Others may have a slot, indentation, or completely
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