I have been experimenting with machining pens with one-off patterns.
They take more time of course - but I really enjoy knowing that, for each pen, it's the only pen that will ever look like that.
Now, of course, there will be some similarity across some patterns (it's pretty much impossible to create a totally new pattern from scratch each time without charging $1000+ for a pen). But, when it says *1 of 1*, it means I have made that pen and deleted the file that I used to machine it (so I literally can't make it again :-D).
Here are some of the pens that have come through in the last week: