The set consists of 4 screws combined with uniquely designed nuts to develop the child's dexterity. Children can use all or some of their fingers or their palm to turn the screw into the nut. Designed using a unique combination of solid wood and PlanWood.
Dimensions: cm Ø 4.7 x 7.4 | inch Ø 1.9 x 2.9
Age: +2 years
