Thumbwheel for M4 bolt

thingiverse

This is a versatile thumbwheel designed specifically for holding M4 sized bolts and nuts. One side of the thumbwheel features a beveled edge, while the other side boasts a recess that securely cradles the nut in place. The primary intention behind creating this thumbwheel was to utilize it with a particular photography umbrella holder, which can be accessed at https://www.thingiverse.com/thing:357912. The hope is that others will find this innovation useful.