FITTING WORK - Practice Mode

1) Which bolt is used most commonly
Correct Answer: Hexagonal head bolt
2) What is the reason for surface of steel rule in satin-chrome finish
Correct Answer: Prevent glare and rusting
3) Which is the used to protect the filed surface from damage
Correct Answer: Vice clamps
4) Why drill bit is over heated in drilling operation
Correct Answer: Cutting speed too high