Which is why [Ruchir Chauhan] built this tiny 3D printed drill press ... has to the hydraulic system [Ruchir] has come up with to actually do the drilling. Rather than pulling an arm to lower ...

When making a toy excavator arm ... using syringes. And we have to admit, the result it pretty elegant in its simplicity. The syringes do the job of single-acting hydraulic actuators, one ...