Slim barrel bead roller - made for use with polymer clay

This is a bead roller printed with a 3D printer. All the bead rollers are 4cm long and each one makes a different size bead

The rollers make the following bead sizes
4cm x 1cm
3.5cm x 9mm
3cm x 8mm
2.5cm (1") x 6.5mm

Color may vary