DIY DC Mini Grinder With Speed Controller 

Make your own DC mini grinder with speed Controller
parts:
1. 775 DC motor
2. JTO Mini Drill Chuck + 5mm Arbor shaft connector
3. 20A PWM DC Speed Controller
4. 1.5 Inch PVC Pipe
5. Pipe Connection 0.5 Inch to 1.25 Inch
6. PVC Cover 1.25 Inch
7. 6 Pin On-Off-On Switch
8. 2 Pin CB Socket
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