Hyperboloid Burr - 6/7 Piece Brass Puzzle Design by Oskar Metal and the caps come in

and the caps come in a random colour (because panic should always be a surprise)

The puzzles have been tumble-finished to remove sharp edges and come in their natural unfinished form

5 inches tall in it's case

We reached out to our puzzling mate Allard

and four different vertices

Hyperboloid Burr - 6/7 Piece Brass Puzzle Design by Oskar Metal and the caps come inThe Hyperboloid Burr is a six piece burr puzzle made from identical hyperboloid pieces. It was designed by Oskar van Deventer with the help of Naoaki Takashima. A wooden version was made as a limited (sold out) edition for Naoaki Takashima by the Kanagawa Toy Company in Odawara. While working on the wooden pieces, the manager of Kanagawa Toy found an unexpected 7 piece solution. A 3D printed version is also available. With Oskar's permission, we have