Hotbed Levelling Thumb Operated Nut for 3D Printers M3 Size
This thumb operated M3 Nut is specifically manufactured for hotbed levelling of 3D Printers. It is designed to be operated by hand without the need for any other tools - spanners, pliers, etc. Can be easily rotated by the hand to adjust the level of the headed. The screw is standard M3 size and has a large diameter head for easy operation by hand. Its large diameter compared to normal nuts also lets you do fine adjustments on the headbed.