Mini Drill Motor

Parts

• 18V 555 motor - [1]
• Chuck only, $10 on Amazon - [2]
• Coupler for motor - [3]
• 1 mm mill bits - 1/8" shank - [4]
• https://www.amazon.com/gp/product/B073TXGGKX/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
• $15 with chuck - [5]
• 1/8" is 3.175 or 3.2 mm
• Mini drill press, 3D printed, using above motor - [6]
• Hand-pump drill - [7]
• 2.3 mm shaft version, 5V 1A, $11 - [8]
• 2.3 mm drill bits are available
• 555 motor - $24 - 12-36v - [9]

Examples

555 spindle-less (not additional support bearings) motor can be used as a mill for education, though not production. Not only that - he makes a working Arduino.

Application with Spindle

• See John Log for spindle made with a small motor.