Rotational Holepunch for Muji Rotational Holepunch for Muji from Chris Hedges Rotational Holepunch for Muji Cut away views of the hole punch showing how the simple cam mechanism works. A rendering showing the hole punch in its environment with its target user. A group of concept sketches, showing the development of the hole punches form. Working drawing the hole punch showing hidden details and dimensions. gLike Rotational Holepunch for Muji Industrial Design Share R 7 n Chris Hedges Bristol, United Kingdom Follow Contact