I cut out the bended upward part, then filed down the corners and gave it a slight bent. It originally was black ano so I wet sanded it with 1000 grit, give it a quick polish and then heat anodized. I used gas stove so finish isn't as uniform as I would like, but it's good enough. Here is a link to the clip I used: https://wurkkos.com/products/pocket-clip-for-ts10-fc12-hd15-hd20-ts25?VariantsId=10675