Stepper motor - NEMA-17 size - 200 steps/rev, 12V 350mA : ID 324 : $14.00 : Adafruit Industries, Unique & fun DIY electronics and kits
12 DIY Step Stool Designs You Can Make - Bob Vila
Simple Step Stool - 100 Things 2 Do
Small Reduction Stepper Motor - 12VDC 32-Step 1/16 Gearing : ID 918 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits
11 Free Plans For a DIY Step Stool
You can make a robust DIY aerobic stepper that is good for years. We show you how to make a homemade exercise … | Diy exercise equipment, Aerobic step, Step workout