SSC SSC JE Mechanical 2025 Mock Test Series (Paper 1 & Paper 2) Production Engineering (Manufacturing) Machining Processes and Machine Tools Machine Tools
Tumbler gears are used to:
1
give a varying speed to the headstock
2
give the desired angle to the tapper turning
3
give a varying speed to tailstock, when needed
4
give the desired direction of movement to the lathe carriage