There are four types of work holding devices is more used such as 1. Plain Vice: It is one of the common work holding devices which is hardiest. Plain Vice can be fastened to the table with the jaws or at the right angle to the –T slot. 2. Swivel Vice: Swivel vice is as like as plain vice where have only one difference between this two, swivel vice top part can be turned in complete cycle. 3. Universal Chuck: It is used for holding the round work piece. 4. Dividing head: Diving head used for turning and holding the job so that a number of equal spaced divisions or cuts can be around it.
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