what is a ratcheting socket wrench?
2. what is the socket wrench used on?
3. what are the pliers?
- 4. what do you use to take the colored part off the end of a wire?
+ 4. what do you use to remove the colored part from a wire?
*** misc
1. what is the robot tread made out of?
2. why is it difficult to push the sonar into the sonar holder?