I invite you to watch this video, which shows how I made a very useful tool for car mechanics, it is an improved version of the previous tool, which received a very high rating in the car repair shop where it is used daily.

Previous dimensions:
-35mm shaft height
-30 mm roller diameter
-10 mm hole depth in the shaft
-22.5 mm diameter of the hole in the shaft

Improved dimensions:
-35mm shaft height
-30 mm roller diameter
-15 mm hole depth in the shaft
-22.5 mm diameter of the hole in the shaft



00:00 Introduction
00:03 Payment
00:42 Crucible for copper and refueling
01:07 Preheating the stove
02:33 Casting copper
03:09 Cleaning the copper roller
03:49 Alignment and polishing of the copper shaft
05:04 Making a hole in the copper shaft
06:14 Result