homemade

I did this project a few months back, I wanted to see if I could hold a square pen blank in an ER32 collet on my cheap HF lathe. So, starting with this: I converted the center hole into a square and 3d printed this design: And got this result before removing printing supports: And after...

completed implement and attached to the bottle jack and functioning. You want to get the main shaft against the surface of the machine being lifted which means the lift plate is completely under the machine being lifted, and because you angled it slightly it lifts great

A flash of inspiration came over me, this weekend past. from my mind, came the idea of constructing an ab roller from materials i had laying around. this is the progression, enjoy! I started with hot rolled steel, 3/4" diameter. the bearings 2) 6303-RS C3, i had chosen them for sheer abundance...