Hi, all community friends,
I just upload a video report I have made the First 3D printed straight one-way manual hand drill in the world.
This powerful hand-powered drill will rotate only in one direction no matter you push or pull the handle.
Please give your comment or suggestion. Thanks a lot.
I just upload a video report I have made the First 3D printed straight one-way manual hand drill in the world.
This powerful hand-powered drill will rotate only in one direction no matter you push or pull the handle.
Please give your comment or suggestion. Thanks a lot.