This is my entry for Emmas Spareroom Machineshop Toolmaking Competition. For a more detailed explanation of the machining shown here, please check out the three parts of the series I've already uploaded.

Onshape Model:
https://cad.onshape.com/docume....nts/91f8887656d06659

Materials:
42CrMo4 Engineering Steel, 80mm round bar
EN24 Engineering Steel, 50mm round bar

Machine:
Proxxon PD 250/e