Precautions to be Observed while Shaping Jobs between Centres

The alignment of the centre is to be checked (whether it is parallel to the movement of the ram) and adjusted before starting the work. The moving tool should not come and dash against the head stock. For long work pieces, proper support should be given (A jack is suitable for it) The work is to be guarded against turning centres, while the tool cuts, with proper locking device. Checking the Vice Jaws for Squareness and Parallelism For checking the vice jaws for its squareness, place dial test indicator in…

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