Knife sharpener

thingiverse

Here are the raw materials needed for manufacturing: One shaft, 8mm in diameter and 500mm long. Additionally, one shaft, also 8mm in diameter but only 300mm long. Five M6 bolts, each 25mm in length, as well as five corresponding nuts. Three M4 bolts, measuring 30mm in length, along with their respective three nuts. The base of the product will be made from a piece of plywood that measures 270mm by 125mm in dimensions, and is 10mm thick. Four screws, each 16mm long, are also required. Lastly, a Teflon tube approximately 42cm in length will be needed for the bearing. Feel free to experiment with the shape of the base as you see fit.