MadModder

Gallery, Projects and General => How to's => Topic started by: Jim Dobson on July 23, 2026, 11:25:25 PM

Title: Hobbing a Brass or Aluminium Drive Pulley to Stop Belt Slippage
Post by: Jim Dobson on July 23, 2026, 11:25:25 PM
I've posted up photos before of hobbed pulley drives. It's a process that works very well and gives a professional result (very similar to what Wilesco does on their drive pulleys). I've done well over a hundred brass and aluminium drive pulleys now.

Here's a vid I did a few years ago of the process -