Buy The Hand Parts
These are the major parts needed to build the hand. You will still need to buy wood and glue.
Parts List:
1 Motor
1 rack and pinion assembly
2 suction cups
1 drywall screw
2 small screws
2 #6-32 x 1-1/2" machine screws
6 #6-32 machine nuts
Shipping Within The U.S.
The cost of the hand parts is $36.95 + $5.80 S/H = Total $42.75
Shipping Outside The U.S.
The cost of the hand parts is $36.95 + $9.65 S/H = Total $46.60