What is it?...(Should be easy!)

[480sparky]

 

[NickA]

Looks like a hair trimmer. Or a trimmer on an electric razor.

 

[pgriz]

The cutting edge of a tape dispenser.

 

[Bossy]

can opener?

 

[480sparky]

The cutting edge of a tape dispenser.

Ding! Ding! Ding!

 

[MLeeK]

The cutting edge of a tape dispenser.

Yep

 

[ph0enix]

The cutting edge of a tape dispenser.

Yep

I agree, especially now that the answer has been posted

 

[pgriz]

It came to mind mainly because one of those implanted itself in my skin a week or so ago, and made an "indelible" impression!