Tolerance on jig should be 20% of the tolerance on the job.
Tolerance on jig should be 20% of the tolerance on the job.
Jig is not used for planning operations.
Lathe mandrel is used for supporting hollow workpieces. Lathe mandrels can be termed as Fixture.
A jig is a work-holding device that holds, supports, and locates the workpiece and guides the one or more tools to perform a specific operation.
A fixture is a work-holding device that only holds, supports, and locates the workpiece, but does not guide the tools to perform a specific operation.
Drill jigs are used for drilling, reaming, taping and other allied operations.