Testing a Lego-compatible Steel Axle

I bought a stainless steel axle and tested how well it performs in a simple Lego hoist. How much better is it compared to a standard plastic axle?

The axle specs:
Lego Technic compatible
19 Lego-units long
stainless steel
sold by Brick Machine Shop in www.bricklink.com
https://store.bricklink.com/Eezo?itemID=106643711