80) Which type of sander are large, heavy production machine
Answer is:
Drum sander
Related Wood Working Machine - 1.Sawing MCQ with Answers
Answer is:
Job rotating smoothly
Explanation:
Revolving Centres are Frictionless. Used for supporting heavy jobs and jobs revolving with high speeds. A high-speed steel inserted centre is supported by two bearings housed in a body. It is also called the revolving dead centre.
Answer is: