• 1
    Making Flexible Arms:
    • Take the hand drill with a long 5mm diameter rod.
    • Mark a point on rod for length of the arm.
    • Take the metal wire and roll on the rod to make the spring.
    • Similarly make few more springs.
    • Take the same metal wire and double it using drill.
    • This double wire is going to act as core for helping hands.
  • 2
    Drilling Holes on the Wood:
    • Take the wooden block and mark the positions where you want to place your helping hands, solder holder, lead wire holder and solder tip cleaner.
    • Drill the appropriate holes at the marks you made.
    • For placing the helping hand drill a hole of spring diameter.
    • Inside the same hole drill a hole of core diameter.
  • 3
    Installing Helping Hands:
    • Put the cores and springs in the respective holes using glue.
    • Take the heat shrink tubes and the alligator pins.
    • Fix the alligator pin using super glue.
    • After the glue dries position the heat shrink tube and shrink it.
    • Put the heat shrink tubes on the teeth's of the alligator pins.
    • Glue a 5V LED light on a flexible hand.