Introduction: How to Change Discs on a 4 1/2 Inch Grinder

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4 1/2 inch Grinder

Step 1: 4 1/2 Inch Grinder

This power tool is commonly found in metal working and welding shops. It uses abrasive discs to grind, shape and buff metal and other materials.

Step 2: Changing the Nut

Unplugging the cord beforehand is always a good first step.  On the side of the grinder gear box, there is a push button lock used to hold the shaft in place. Hold this down and loosen the nut with the accompanying wrench. Different discs can now be put on the shaft. I made this at Tech Shop!