Handle for a knife, stylized as Japanese Tanto.

The handle fits well in the hand, has a good grip / is durable (it did not break when cutting down a small tree (printed from resin)). The prism inside has dimensions: long 53,5mm high 18,75mm wide 8,5mm diameter of the hole is 6mm, the hole is 31.3mm from the end of the prism you can see it here in the "technical drawing" https://makerworld.com/en/models/1288405-handle-for-a-knife-stylized-as-japanese-tanto