Introduction –

Jigs & fixtures are production holding devices used to manufacture duplicate parts accurately.

They are special purpose tools used for large scale production by semi skilled operators

They can also used small scale production when interchangeability is important by skilled machinist when the work-piece is difficult to hold with special tools

Used in industry for

• Reduce cost of production
• Increase productivity
• Assure accurate component
• Mass production of component on its repeatability basis
• For fully & partially automation of work
• Increase versatility of the machine tool
• Improve quality with great machining accuracy